1 ( ) 1 38 38 39 40 40 41 ( ) 42 43 ( ) 44 45 48 49 51 51 51 52 53 1
53 54 55 55 56 56 58 60 60 61 62 63 64 67 67 69 70 72 2 72 74 75 76 76 77 78
78 79 79 81 81 83 86 87 88 88 89 90 90 91 92 93 93 95 97 100 101 103 104 104 105 105 3
106 107 108 109 110 110 111 111 112 113 114 116 117 118 120 121 122 123 4 123 123 124 125 127 128 129 130
130 131 131 132 132 133 133 134 135 135 137 138 139 140 140 141 145 145 147 149 150 151 153 153 155 156 5
157 159 159 161 163 164 165 166 167 167 168 168 169 169 171 172 172 172 173 174 174 175 176 176 177 179 6 179
180 181 183 184 185 185 187 188 189 190 190 191 192 192 193 194 195 196 196 196 197 197 198 200 202 202 7
202 202 203 204 204 205 206 206 207 208 208 209 210 210 211 212 212 212 213 214 214 214 215 215 216 216 216 8
217 217 218 219 220 220 221 221 223 223 224 226 226 227 228 228 229 229 229 230 231 232 233 235 235 9
237 237 239 239 240 241 241 242 243 244 245 246 247 248 249 249 250 251 10 251 252 253 253 254 255 256 257
258 259 259 260 261 261 261 264 265 265 268 268 271 272 273 273 274 274 276 276 276 278 278 278 279 279 11
280 280 281 281 282 283 283 284 285 285 285 286 287 287 288 289 290 290 291 291 292 292 293 293 294 294 295 12
295 296 297 297 299 300 301 302 302 304 304 305 306 307 308 308 309 310 311 312 313 315 317 13
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,, 2.,,,,,,,,,, 3,,,, 5, 5, 8 10,, 3. (a) 30, 10, 3 ( b ) 5 10, ( c) 2, 4. (a) : 5 12 4 20 30 ( b ) : 7 13 8, 1, 20 ( c) : ( ) 13, 20 30, 2 ( d) 13 14 20, 1 5.,,, 6.,,, 7.,,,,,, 30 8.,,,,,,, 9., 10.,, 46
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3,,,, 6 10, 3, 36 19. (a) 13 1 3 13 15 11 2 5 1 ( b),,, 36 ( c) 36 ( d ) 36 ( e),,,, 36 ( f),,,, 36, ( g), 36 ( h),,, 20. : ( a) ( b ),,,,,,, 6 9 ( c), (, 0.5, 17, 34 ),,, 16,,, 48
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10,,, 10,,,,, 1 2,, 3. 7 7 7 7 36, 2 4. ( a ) 5,,,,,, ( b ),,,, (c),,, ( d),,,, ( e),, ( f),,, ( g),,, 2, 10 20 5.,, 14 100, 2,,,, 1, 1 4 1 3 7 15 9 9 2 3 4 4 3,,, 3, 7 7 7 7 6.,, 8 36, 6,,,,,, 50
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4, 20 ( b ) 4, 20 (c) 3, 20 ( d) 2, 20 1,,,,,, 1. 2 2 3, 2. 2 1, 3., 4, 2 3, 4. 3 1 2, 5. 11, 4, 11,,, 53
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,, 1.,,,,, 2.,,,, 100,, 2, 30, 10 1,, 3.,,,,, 4.,,,, 12, 5. 9 5 5,, 9,, 10 5 1, 9, 1 2 2,,,, 61
1. 9 2, 10 5 1, 9 3 2. 1 1 7 7 4 8, 3 3 3. 3 10, ( ), 10, 10, ( ),,, 5,,, 10 4.,,,,,,,,,, 6,, 3, 3,,, 1. 3 3, 4 5 2, 7 36 2., 9 3 9 2 62
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,,,, 3.,,,,, 30,,,,,,,,,,, 4.,,,,,, :,,,,,,,,, 5.,,,,, 90,,,, : ( a) 15,, 32 ( b) 13,, 32 (c) 11,, 32 ( d) 9 32, ( e),, 32 (f),, 32 ( g) 14 14 14 1 4 7 9 3, 32 ( h) 2, 32 (i) 65
,,,,,,, 6.,,,,,,,,,,,,,,, 30,, 7., (a) :, 15 11, 11, ( b ) :,, 3, 3, ( c) 9, 9 ( d),,, 4, 4 (e) 8 :,, 8, 8 100 :, ( f) :,, ( g ) :,,,,, 3 ( h ) :,, 9 (i),, 66
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,,, 1.,,,, 2.,,,,,, 5 10 45 90,,,, 5 10 3.,,,,,,,, 5 10,,,, 4., (a),, 5 10 7 7 7,,, 69
( b), 4 4 3 5, (c),,,,,, 3 5 3 1 1 10 ( d),, 15, 1 5 5 7 7, 2, 1 3 3 1 4 3, 3 1 5 (e),,,, ( f),, 2 9, ( g) 1 3, 7 3,, 20 30, 20,,,, 1. ( ) 5 70
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,,,,,,,, 1. 14, 15 1 80 100, 2.,,,,,,, 3. 1 3 3 3 5,, 2 72 4. 14 7 15 7 7 15
,, 15, 8 5 10, 1 5.,,,,,,,, 1 1, 10, 10, 6. (a) 4 5 10 5 10, 2 ( b), 15, 3 4 (c), 2 3 5 7. : ( a) 100 200, ( b) 14 3 14 3, 1, 45 8. :,,,,,,, 2 3,,,, ( a),,, : 2 3 5, 10 15, 30, 2 3, 1 2 ( b) :, 2 3,,, 2 3, ( c),,,, 5 6 ( d ),,,, 73
, 5 6 (e),,,,,, 3 4 ( f),, 30 40,,,,, 15%,,,, 1.,,,,,,,, 15 40, 8 10,,, 2. (a), 15,, 2, 1 5, 16, 1 2 ( b ) 2, 30, 2 30 ( c) 2 36, 14 7 1 4 3 2, 1 1 3 2, 2 3. : ( a),,,,,, ( b ) 74
,,,, ( c),,,,, ( d ) 2.5 5, ( e) ( f ) : 80 120, 20, 8 10 ( ),,,,,, 4.,,,,,, 8,, 45,,,, 5., 14,,,,,, 8,, 8, 8, 14,,, 13, 14, 8,, 30,,,, ( ), 7 1 4 2, 1 1 75
2 2 ; : 3 2,,, : 7 30 60 13, 2 7 13 1, 8,, 8,,,,,,, 1. :, 60 90 2.,,,,,,, 76
3.,, 12 25,,,,,,, 5, 30, 30 % 50 %,,,,, 2 1 3 1,,, 8, 2, 5 10 4.,,,,, 20 30, 10 15,,,,,,, ( 1) ( 2) (3 ), 5 10, ( 4 ),,, ( 5),,, 77
,,,,, 1. 2 4 2 200 300, 2., 60 70 ( 50 ),,, 3 5 3., 7 1 2 1 4 1, 4.,,,,,,,,,,,, 3 5,,,,,,, 78
,,,,,,, 1. 10 15,,,,, 2 3, 2. :,, 3., 4 5,,,,,,,, 4., 15,,,,, 3 5,,,,, 2 3,, 79
,,,,,,,,,,,,,, 15 : ( 1),,, ; ( 2 ),,,,,, ; (3 ),,, ; ( 4),,, 5 10,,,,,,,,, 80
,,,,,, 1. 14 4 2, 1 4, 2. ( a) 3 ( b ) 14 1 4,, 30 ( c) 7 50 ( d) 7, (e) 11 4 30 ( f) 2 3, 81
3., 30 4. (a) 1 50, 50 ( b) 50 60,, ( c), 50, 50,, 5. (a), 14, 1 2, ( b ),,, 1 4 14,,,, 50 100, 1 2 (c),, 7 7 1 2 ( d), 7 1 ( e) 1 4 14 4 7 7 7,, 2 3 1, 6. 14 14 14 3 4 2, 1 : 7 7 13 4 8 12 14 7 3 14 1 4 4 4 : 13 7 14 1 4 14 8 4 3 7 7. (a) 14 14 8 12 4 3 ( b ) 7, ( c) 9 30, 5 30, 7 30, 30, 5 10, 1, ( d),,, 2 7 82
8. (a),,,,,, ;,,, 20 30, 1 2 ( b ),,,, 10, 100 200, 2 3 (c),,,,,,, 10 20 9. (a ),,,,, ( b),, 18 ( c),,,,, 36 ( d ),,,,,,, 18 (e),, 3 4 5,,,,, 12 ( f),,,,, 7, ( g),,, 30 10.,,, 83
,, 1 2 5 6,,,,,,,,,, 1. 2 6 2 2., ( ),,, 14 1 4 13,, 2 3.,,,,, 4.,, 5.,,,,, 6. (a ),,,,,,,,, 70 100, 70 100, 1 4 ( b ),,,,, ( 100 ) ( c), 84
,,,,,,,,, 5 10,, 1 7. 14 14 4 4 10, 8. (a),,, 5, 1 ( b),,,,, 1, 20 30 1, 2 3 9. (a),,,,,,,, (,, ; ),,, 15, 1 ( b ) 1.5 2 4 1, 10 20, ( ),,, 1 3,,, 10. ( a),,,, ( b ),,,,,,, 85
,,,, 90, 3 5,,, (c),,,,,, 3 4,,,,,,, ( d),,,,,,,,,,,,,,,,,,,,, 1. 3 4 4 2, 1 4, 50 2. 14 14 14 3 8 8 2 86
3. (a) : 7 7 14 2 ( b) : 14 3 8 8 7 ( c) : 14 1 4 14 3 7 8 ( d) : 14 14 13 7 7 12 8 (e) : 7 1 2 12 14 1 2 7 4. (a), 4 1 ( b ) 14 2 ( c),,, ( d),, (e) 7 7 13, 7 2 ( f) 3,,,,,, 7 10,, 7,,, 50, 3 5, 2 5 3 5,,, 87
,,,,,,,, 1. 13 50,, 2. (a) 7, 7 18,,, ( b ) 1 4 14 4 4, ( c) 4, 3 3 3. 3 14 14 1 4 4 3 4 1, 3 4. 7 7 3 3 13 1 4 3 3 8 1,,,,,,, 88
1. 60,, 2. (a ) 8 8 7 8 4 7 13, 3 ( b) 8 5, 3 5, 2 3 (c) 8,,, 3 5,,,,, 2 ( d ) 8 3 7 3 3 5, 50 100, 1 2 ( e) 5 10, 2, (, 1.5, 0.5,, ) 3 3 4 8 3 5, 1 2 3. (a),,,,,, ( b ),,,, 2, 7 ( ) 89
1. 8 4 7 7 7 13 3 2. 7,,,,,,,,, 1. 2 9 2 2. 7 7 8 14 14 9 8 3. 1 3 13 9 9 8 4 12,, 20,,,,,,,, 90
1. (a) 1 1 2 ( b ) 7, 0.5 1 ( c) 14 1, 8, 1, 2. 7 7 7, 36,,,, ( : ) 17,,,,,,,, 1.,,,,, 100,, 100,,, 100 100, 100, 1 91
,,,,, 2. (a) 1 4 1 2 14 13, 36 ( b ) 7 13,, 36, 2 ( c), 12, 14 9, 13 3. (a) 3, 13 13 1 ( b ) 14 1, 7 1 (c) 40,, 10 ( d) 14, 1 (e) 1 2 2 3 4 5 ( 1 2 3 1 1 ), 10, 1, ( f),,,, 2,, 30 %,,,, 92
1., 1.5, 2.,,,, 5, 17,,, 5, 1,,,,,, 1. 1 14 13 7 14, 2 2. 7 14 1 4 13 1 5 4 13 15, 2 3. 1 1 4 1 3 7 14 7 7, 2,, 93
,, 1.,,, 60,,,,,, 36,, 2.,, 8, 8, 7,,,, 30, 3. 8 3, 14 1 4 2, 7 4 3 2 2, 4. 100, 2, 14 1 4 3 3 100, 5 8 1,,,,,,,, 7,, 15,,, 15,,, 15,,, 15, 5. 14 1 4 12 4 8 5 1 3 1 7 7 14 14 94
8 : 7 7 7 7 14 14 3 : 7 7 9 5 9 9 14 1 4 : 14 14 14 3 8 9 7 7 6. (a ),,, 18 20,,,,,, ( b ),,, (c),,,,,, ( d),,,,,,, 10, 30 70, ( a),, 2 ( b ),,,,, 5 (c),, 2 ( d),,,,, 1,,,,,, 95
1. ( ),,,,,,,, 3,, 9, 10,,,,,,, 2.,,,,, 15,, 2 3,, 3. (a) 1 4 14 1 4 14 3 3 ( b ) 3 ( c) 7 13 1 4 100 ( d) 8 50 ( e ),, 5 10 4. 4 14 8, 36,, 2 5. (a), 1, 12, 1,, 1 ( b ),,,,,,,,, (c),,, 1, 96
,,,,,,, 13 1, 6. 3, 7, 14 9 14 3 4 8 1,,,,,,, 1.,,,, ;,,, 1 5 7,,, 30,, 2. (a ) 12 4 7 13 3 ( b ) 14 14,, (c) 10 15, 2 ( d ) 8 3 5, 5, 8 4 12 3 5, 1 2 ( e) 8 5, 8 4 3 5, 3 5, 1 2 3. (a) 1 5 10 97
( b ) 5 10, 1 ( c) 1 2,,, ( d), (e) 2, 5 10 ( f),,, 5 6, 1 2 4.,,,,,,, 3,,,,,,,, 5. 4 2, 1 4 14 3 7 3, 1 3 1, 3 2 6.,, 2, 20,,, 2, 20, 7.,,,,,,, 8. (a),, ( b ),,, (c),,, ( d), 98
,, 9. (a),,,,,,,,, 90,,,, ( b ),,,, 15,,,,,,,,,,,,,,, ( c),,,,,,, 1 5 13,, 7, 1 5,, 15, ( d), :, ( 11 23 ),, ( 23, 11 ),,, (e),,,, 10.,,,,, 99
( ) 200,,,, 1,,, (1 ),,,,,,,,,,,,,,,,,,,,,,,,,, ( 2),,,,,,,,, (3 ) ( a),, 90 5, 90 5,,, 5, ( ), ( b) : ( ),,, 100
, 3 :,, 10 ;,, 10 ( c) :,, 100 300,,,,,,,, 1., 30, 20,,,, 50,, 50 100,, 2.,,,, 3.,,,,, 101
,,,,, 4.,,,, 50 100, 1, 5 7 5. 1, 10,, 6. (a),,,3 5 ( b ),,,,,,, 20 7. (a),,,,,,, 20 30 ( b ),,,,, 30 (c),,,,,,, 15 20 ( d ),,,,,,, 10 15 ( e),,, 20, 20 ( f),,,, 5,, 10 20 ( g),,,,,, 5, 10 8. (a ),,,,,,,,,,, 2 5 ( b) 9, 49 ( c) 102
,,,,,,,,,, 49,,,, ( d ),,, 49,, 49 (e),,,, ( f),,,,, 1 3,,,, 1. (a) 13 3 ( b ) 3 7 2 ( c) 2 5 2., 15,, 2 3 3.,, 7, 7, 2 3,, 4.,, 103
13, 1 2, 5. 13 13 7 14 3 7 2 4 2 1 6.,, 2, 1 2,,,,,,, 3, 10,,,,,,,,, 1. 7 7 14 4 2, 2 2. 2, 2 104
,,,,,, 1. ( ) 72, 72, 5, 2,, 2. 5, 8 4 7 5, 2, 8,,,, 1, 5 6, 5 10, 2, 1 2 3. 7 7 1 3,,, 105
4., 50, 20,, 30,,, 2, 5.,,,,,,,,, 16 32 6.,, 13, 15 1 3 13 13 13, 2 3, 15 1 1 13, 2 3,, 13, 1 2, 13,,, 7 7 7 7 9 2 4 3 1,,, 1.,,,, 10, 106
,, 2. 15 3, 3.,,,,,,,, 50, 4.,,, 5,,,,,,,,,,,, 1. 2 3 2, 1 5 1 2., 15 1 3 ; 13 14 ; 7 ( ) 2 ( ), 3 3 3, 15 6 10 107
, 13, 11,, 3. 3, 4. 3 3 3,,,,, 5. 3, 1 0, 1, 1 6., 11,,, 4,,, 2,,,, ;, 1. 2 3 15 3 3 3 14 2 2 2., 11 7 2, 13, 1 3 11 11 3 15 2 7 108
15,, 2 2 11 1 5 7 3 3 3 3 2 1, 3. 2 3 3 3 ; 1 5, 5 6 11 3 3 2 3 5,,, 4.,,, (a), 50, 20 30 ( b ) 2 50, 1 2 (c) 3 2 ( d ) 3, 3, 50,,,, 1., 6 9 6, 36 2., 15 1 5 3 3 3 3 13, 36, 1 3 5 109
,,,,, ( ),,,,,,,,,,, 1. 10,,,, 5, 2.,, 13 60, 13 60,, ( ),,, 30 3., 30,,, 110
, 4. (a) 9,,, 5, ( b ) 11, 1 1, 2, (c) 13, (, ) 5. 2 15 1 0 12 9 1 0 6, 2, 8 100, 1 4 12 11 8 3 5, 12 5 10, 1 2 6. (a) 5, 4 5, 1 2 ( b ) 4 12 11 8 1 2, 1, 10 15 ( c), 1 2,,, 10, 2 ( d) 500,,,,,, 5 2, 1 0 2,,,,,,, 111
, 1. 1 4,,, 13 5 8 12 2, 2. (a) : 7 7 12 11 9 12 14 ( b ) : 7 7 7 1 1 1 2 9 8 (c) 7 7 7 1 4 9 14 14 ( d ) : 7 12 14 3 3 ( e) : 7 7 13 14 4 8 9 5,, 1. 2 10 15, 15,, 1 13, 3 1, 24, 24 1,, 2. 11 7, 2 10, 2 5, 112
,,,,,, 3 5 10 3. (a),,, 10 20 ( b ), 10 ( c),,,,, 10 ( d) 1 32,,,, 1 3 4. (a) 7 1 3 13 11, 36,, 2 ( b) 15 1 5 36, 2 5.,,, 70 80, 10,, 30,, 10 20, 1, 7,, 3 1, 1 2, 5 1, 4 6,,,, 1. 9 3 1 4 13 13 2, 1 2 2. (a) 7 7 13 7 15 113
7 7 7 14 3 1 3 14 3 4 ( b) : 14 7 7 3 14 4 4 2,,, 1.,,,, 90, 5 10,,, 5 2. (a), ( 40 ), 15, 5,, ( b ),, 5 6,, 10,, (c),,, 50, 50, ( d ),, 100,,,,, 3.,,,,, 14,,,,, 2 1,,,,,,, 114
4. (a) 5 32, 5 32, ( b ) 4 32, 4 32, (c), 1 4 14 2 3 ( d),,, 2 3 ( e),,,,, 5. (a),, ( b ),, (c) 8, 8 ( d ),,, 1 5 ( e), ( f) 11 ( g ), 14 ( h ), 6. (a), 15, 15, 30 15, 5 ( b ) 15, 15, 1 5 5 ( c) 7,,,, 10 ( d ) 15, 7, 15,,, ( e) 15 7 2 1 3 3 1 4 3 3 3 10 6 11 10 15, 5 ( f),, 20 115
, 11, 30, 11,,, 1.,, 3 800,,,, 2. 45 1, 40% 3. (a), 1,,,, 3,,, 5 ( 1 ), 36, ( 1 ) ( b ), 30 50,,, 3, (c),,,,, 4 8 ( d),,,,, 4.,,,, ( ), 116
, 15,, 5., 24 6. : (a),,,,, 5 10, 5 10 ( b ),,,,,,, 5 10,,, 5 10 (c),,,,, 5 10 ( d ),,, 5 10,,,,,, 5 10, 1.,,,,,,,,,,,, 130, 117
2. (a),, 10 ( b ) ;, 10, (c), 10 ( d ) 30 1 ( e) ;,,, 10 ( f), ( g), ( h ),,,,,,, 1. (a),, 10 ( b ), 10 (c), ( d),,, ( e),,, 20,, ( f), 3, 2 3 2.,,, 7,,,,,, 118
,, 5,, 3. : ( a), 3 5,,, 3 5,,, 3 5,,, 7 14 ( b ) 2, 1, 3, 4, 3, 1, 2, 2 1 3 4 3 1 2 16 ( ) (c),,,, 15 ( ), 5 10 ( d), 10, 10 4, (e),, ( ), ( ), ( f), 20,,, 3, 3, 4. 30,,,, 30,, 24,, 20 30, 20 30 100 5. : (a) 1 0 1, 1 4 1 4 7 3, 13 3, 10 1, 14 119
( b ) ( ),, 5, (c), 1 3 10, 10 ( d) 1 5, 20 30 (e) 1 5 1 2 ( ) ( f), 3, 3 5 ( g ),, 4,, 5, 3 6.,,,,,,,,,,,,,,, 1. (a),,, 120
,,, 2 3,, 3 5 ( b),,,,,, 20 30, 2. (a) 15,,, 10 20, 7 10 20 ( b ),,, 13 15,, 1 2 ( c), 11,, 11,,,,1 2 ( d),,,,, 10 15, 3 5 (e),, 8,,,,,,1 2,,, 121
, 7 7 3,,,,, 11 30, 1 1,,, 30, 122
,, 1.,,, 14 1 4 3 1 4 14 3 3 2 3 7, 8 1, 2., 14 3 4 14, 7 7, 7 5 7 7 7 1 3, 3 10 2 2 3. (a) 7 7 7, 36, (b) 14 14 3 3, 123
;,,,,, 30, 2,,,3 5 7 12,,,,,,,,,,,, 60,,, 14 ( ), 30,,,,,,,, 1.,, 3 4, 5 2., 20 124
,, 20, 20,,,,,,,,, 20, 20,,, 3.,, ( ), ( ),, 108 6, 1 2, 3 6, 7 8, 9 12 4. (a), 7 7 7 7 7,, 7,, ( b ) 14,, 14 36, 2,,,,,,, 0. 5 2, 1 2 ; 125
, 3 4 1. 3 9 1 4 36, 13 13 36, 2.,,,, 3 4,,,,, 3. 7 7,, 5, 7 7 3, 4.,,,,,, 5.,,,,,,,,,,,,, 8 10 6.,,,,,,,,,,,,, 36, 36,,, 36,,,,,,,,,, 126
7. ;,,, 2 3, 20 30, 8.,,,,,,, 1. 20, 20, 1 13 1 4 14 14 13 1 2. 3 4 1 2 4 3 7 7 3 5,, 3.,, 13 8 11 40 50,, 7, 7 7 7 4.,,,,,,,, 20,,,,,,,, 50,,, 5.,, 14, 127
10, 3,, 6. 9 5 1, 2, 7. (a),,,, 1 2,, ( b ),, 81, 81, 1 2 (c),, 30 60, 1 2,, 8.,,,, 5,, ;, 10 1. (a), 6 9 10 20, 10 20, 7 7 7 7 7 7 ( b ) 3 5, ( c), 30, 10 20, 30, 14 128
14 ( d ) 10 15, 1 2, ( e), 8 10 20, 10 20, 8 ( f) 30 ( g) 1 2, 3 1 5 13 11 1 3 2. (a), 14,, 3 5,, 8, 14 14, ( b ),,, (c), 7 7 7, ( d), 7 7,,, 10,,,,, 1. 1 4 3 2, 2 1 9 2 2 3 129
2.,,, 7 7,, 1 4 3 1 4 3, 15 1 5, 1 2, 3 5,,,, 3, 3, 3,,,,,,, 1.,,,,,, 1 2 2. 3 2, 14 1 130
3., 10, 5, 3 4. 3 10, 2 20 1 1 5 10,,,,, 1., 5 7,,, 2.,, 14 1 4 3 3, 3.,,,,, 3 4.,,, 3,,,, 2,,,, 131
,, 3 2,,,,,,,,, 7 8, 2 3,, 1, 10, 3,,,,, 1. 14 36, 132
36, 1 2. 14 36 1 3. 3 36 1 4. 14 3 2 36, 1 2, 20 50,,, 1. 14 3 14 3 1 2. : 14 1 4 3 1 1 13 3. : 12 12 4, 11 1 1, 3 4. 14 14 14 14, 3 3 7 7 5. : 14 8, 1 4 14 7 7 ; 133
;,,,, 1. 12 9 7 7 2, 2 2., : 7 7 8 12 14 1 3 3., : 7 9 14 13 1 4 4., 7 7 1 4 14 14 1 3 8 12,,,, 1., 9 1 2 2. 3,, 1 2 3., 14 3 5, 14 4.,, 1 1 134
5.,,,, 10 20,,,,,,,,,,,,,,,,,, 90, 60,,,, 30 ;,, 30, 1 2,,,,,, 135
, ;,, 1. :,, 45,,,,,,,, 2., 7,, 3.,,, 7 3, 1 3, 4. 1 2, 36,,, 5.,, 6., 9 5 7.,, 10 30 4 7,,,,, 12 3, 3 8.,, 5,,, 4 3, 3 136
,,,,,, 1. 7 7 2 ; 4 15 1 2. 2 9 12 11 15 1 1 1 1 1, 2 3.,, 7 7,, 7 7,, 12 12,, 3 3 15 1 1 12 11 11, 300,,, 4. 1 2,,,,,,,, 3, 10 15 18, 2 3,,,, 137
, 3 B, 5. 13 7 7 7 36 15 1 1 36,, 1. 11 2 2., 3 3. 3 4. 5,,, 3 5,, 1. 7 14 11 2 2.,,,,,,, 3.,,,,,,, 180, 138
4.,,,, 4, 5.,,,,, 15,, 6., 14 12 11 14 3 3, 36 7 7 7, 36,,,, 1., 1 2, 2. 15, 3. 1, 4. 5, 5 6 5. 9 10 6. 7. 14, 2 4 139
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,,,,,, 1., 6 8 2.,,, 6 8,,,, 3.,,, 4 6,, 4.,,,,, 4 6,, 4 6,,,,, ;,,,, 141
,,,, 1.,,,, 2., 2, 5 10, 3.,,,,,,, 60,,, 20 30 4. 10 3 1 4 14 7 7 3 2 5., 7 2 3,,,, 7,,,,, 7, 6., ( a ), 3 1 ( b ),, 50, 50 ( c), 50, 142
,,, 20 30, 20 30 7. (a),,, 3 5, 10, 1 (, 3 ) ( b ),,,,,,,, 1 5 ( c),,,,,, 1 3 ( d),,,,,,, 3 ( e), 42,,, 7 ( f), 1, 3 5, 8. (a),,,,,,,,,, 5 10 ( b ),,, (, ),,,, 10 (c),, 100,, 100, 1 ( d ), 10, 5 10 ( e),,,,, 10 ( f),,,,,,,, 143
,,,, 5 10 9. : ( a),,,,, ( b ),,,, (c),, ( d),, ( e),,, 3, 4 6,,,, 10. ( a),,,,,,, ( b ),,,,,,,,,,,, ( c) 1 4 14 3 4 10,,, 144
,,,,,,,,, 1. 60,,, 2, 2. 7 7 7 11 7 7,,,, 3. 11 8 7 7, 36,, 4. 12 3 5, 12,, 145
5. 15,, 5,, 2 3, 6. 13 7 (,,, 3 ) 15 6 3 6,,,,,,, 2 3, 7. (a),,,,,, 3 5, ( b),,,,,,, 8.,,, 3 3 5,, 3,, 9. (a), 7, 30 50,,, ( b),,,,,,, 180 20 30, (c),,, 7,,, 20 30, 10.,, 146
, ( ), ( a ),,,,,, 3 5,,,,, 3 5, ( b),,,,,, 2,,,,,,,,,,,,,,,,,,,,,,,,,,, 1. 7 7 7 7 7 7 7 7,, 2.,, 147
, 10 15, 3 5, 3., 15, 30, 5,, 4.,,,,,,,,,,, 5. 15,,,,, 6.,,,,,,,,, 7. 12 11 8 7 7 14 7, 2 8. 1 3 7 7 11 7 7 7 7 11 7 7 1, 1 9. (a),,,,, 1 2, 5 7 ( b),,, 3,,,, 2, 5 (c),,,,,,, 5, 4 ( d),,,,,,,, 148
,, ( e),,,,, ( f) 1, 1, 2,, 10. ( a),,,, 2 3 ( b ),,,,,,,,,,,, (c),,,,, 1 2 ( d),, 1, 3 5,, 3 5,,,,, 1., 2 2 2 2 1,,, 149
2.,,, 2,,, 6,,, 3. 2 3,, 6 7,, 20, 10 4. 5 6 6 2 1 9 2 2 1,,,,,,,, 5. 11 2 3 6.,, 36,,,,,,,,, 150 1., 1 6
10,, 10 15 2.,,,, 10 20, 2 1 2 5 3.,, 50,, 4., (, ),, 100,, 100,,,,,,, 5.,,,, 15 20 6.,,, 5 10, 5 10,, 5 10, 50,,,,,,,,,,, 151
1.,, 2 5 2. 2 6 2 2 2 2 3.,,, 100 4.,,,,,,,,, 200,,, 1, 2,1 5.,,,,,,, ( ), 20,,,,,, 6., ( ),,,,,,,, 1 2,,, 7. 2, 1, 2, 3 1 15,, 3, 1 8. 5 10, 5 10,, 152
9.,, 10, 10.,,, 10, 11.,,, 15 30,,, 20 30 12.,,, 20 1,, 1.,,,,,, 2.,,, 10 3.,, 1,,,, 153
1.,,,, 2 3 2., 3 1 1 4 1,, 3.,, 10, 4.,,, 5 10 5.,, ( ), 5 6, 6.,, 10 20 7.,, 3 15 3 1 1,, 8.,,,,, 9.,,,, 4 4 4 7,,, 10.,,,,, 154
,,,,,,,,,,,,,, 1.,,,,, 2. ( 8 8, 7 7 ),, 20 30, 10, 3.,,, 4., 13, 20 30,, 5.,,, 4, 4,,, 4 6.,, 155
, 7.,,,, 8.,,,,,,,, 1.,,,,,,,,,, 2., 10,,,,,, 2 3 3. 2 3 1/ 3, 2 3, 1 0 3 5, 3 5 5 10,,,,,,,, 4. 60,, 156
,,, 10 15, 2, 15 30 5. (a),,,,,, 20 30 ( b ),,,,,, 20 30 ( c),,,,,, 5, 20 30 ( d ),,,, 5,, 20 30 (e),,,,,, 20 30 ( f),, ( g),,,,,, 20 30 ( h ),,,, 30 6. 1 1 7 6 10 7 2,, 20 7. 11 2, 11, 2 8. 7, 4 60, 9. (a) 6 3 5 ( b ), 3 ( c) 2 2,, 157
,,,,,,, 1., 20 30 8 12 8 8 7 3 1 3 2 3 50, 1 2.,, 3 4, 2 3, 8 7 8 7 7 3 2 3, 2, 1, 1 3.,,,,,, 100, 100,,, 100, 1 4. (a),,, ( b), ( c),,, 2 ( d),,, 2 10,, 3 5. 100,, 100, 8, 100, 2,, 158
,,, 1.,,,, 8 20 30, 2.,,, 3., 20,,, 2 4. (a ),,, 10 ( b ), 20 ( c),,, 10 ( d ),,,,, 5 10 (e),,,,,,,,, 159
,,,,,,,, 1. 11,,,,,, 2.,,,, 3.,,,,,,,,, 4. 1 5 11 7 7 7 3, 11 11 3 1, 1 5. (a),,,, ( b),, ( c),,, ( d) 90,,,, (e), 90,,, 2 2 6. (a ),,,, ( b ),,,, (c),,,, 160
,,,,,,, 7. (a),,,,, 20 ( b ),,,,, 30 (c),,,, 10 8.,,,,,,,,,, 1 2,,,,,, 1.,,,,, 20 30, 1,,,,, 2.,,, 5 161
,,, 3., ( ), 2, 30 40 4., 50, 50,,, 5. 10,,,,, 6., 4 5 5 10, 5,,, 20,10 20 1 7.,,,,,, 21,, 1 8.,,,,, ;,,,, ;, 5, 5,, 3 1 9. (a ),,,, ( b ),,,,,, ( c), 7, 1, 3 8,,, 162
10.,,,,,, 1, 5 ;,,, 1, 5 ;, 11 7, 11. 20, 1 20, 20, 20, 20 12.,,,,,,,, ( : ),,,, 1 1,,,,, 1.,, 5, 30, 30 163
2. 2,, 30,, 11 7 7 7 3. 40,,,, 20, 50, 4. (a),,, ( b ),,, (c),, ( d ),,,,, ( e), ( f),,,, ( g), 10,,,, 10,,, ( h ),, 10, 10, 10 1, 10,,,,,,,,,,,, 164,
, 1., 30 2., 6 1 0 13 7 2, 3 4 3., 10,, 1.,, 3 5, 2.,, 200,,,, 1 2,, 2 3.,, 3 5, 4.,,, 6 9, 5.,, 165
,, 6.,,,,,,,, 7. 9 10, 8. 14 11 12 3,,,,,,,,,,, 1.,,,,,,, 2 3 2.,,,,,,, 1 2, 5 10 3. 7 1 1 4 4 11 4, 166
,,,, 100,, 15 20,,,, 1., 5, 10 7 8 3 4 11,,,,,,,,, 2 3 2. 11 4 3 11 7 1, 1, 3. ( a) 3 3 11 4 167
7 1,, ( b ),, (c),,,, 8 ( d),,,,,, 3 5 ( e), ( f) 2,, 1. 2 10 3,, 2 2.,,,,,,, 3. 20,,, 20 4.,,, 2 10 10 2 2 1 9 5, 1 2, 20 168,
,, 12 5 14 2,,, 1.,,,,, 10 20 2., 20 30,,,, 2 3 3.,,,,,,,, 169
1. 7, 1, 2.,,,,, 1 5, 15,,, 10 15,, 7,, 7, 30 3. 13 30,, 3, 3,, 4. 13 7 14 7 4 7 2 5. (a),,, 20 40 ( b ), 1,,, 8 (c),,,,,, 20 40 ( d),,,,,, 20 40, 1 6. (a), 3 5 ( b ) 5 ( c), 2 3 ( d ) 170
2 3, 2 3,, 7. (a) 8 7 8 7 7 7 7 10 ( b) 5 7 ( c ) 1 5 ( d) 5 ( e) 11 5 ( f ) 5 ( g) 14 20 ( h ) 12 12 5, 14 14 1 4 1 4 3 5 5,,, 1.,,,,, 2. 10,, 10 50,, 25,1 3., 150,,,, 15 ;,,, 171
,,,,, 1. 2.,,,,, 1.,, 2., 3.,,,,,, 172
(a) ( ),, 6 8 ( b ),, 6 8 ( c),,,,,,,,,, ( d),,,, 120,,, 1.,, 1 2 2.,,,,,, 10 3.,,, 5, 4.,,,,,, 3,, 173
5.,, 90,,,, 5 10,,, 1.,,,, 2.,,,, 3.,,, 4.,,,,,,, ( ) : 174
1.,,,, 5 10, 3 4 2.,,,,, 1 3., 30,,,,, 10, 2 3 4., 5 10,,,,, 5, 1, 1.,, 2.,, 3.,,,,,, 1.,,, 175
,,,,,,, 2. 7 7,,,,,,, ( ) : 1.,,, 2.,,,, 3.,,, 4.,,,, 5.,,,, 6.,,,,,, 176
,,, 1. 20,, 20, 30, 2., 30, 30, 30, 30, 3. 30, 30, 30 4., 30,, 30 5., 30, 30, 30,,,,,, 1.,, 1 5 10, 2., 90 177
, 70 135,, 3.,, 4.,,, 5.,,, 6., 90,,, 178
,,, 1. (a) 8 8 8 5 10, 2 ( b ) 5, 10, 4 4 3 5, 1 2 ( c) 14 14, ( d ) 4 2 7 13 7 3 ( e ) 7 ( f) 10 20, 2 ( g) 20, 2 2. 10 1 5 3 4 8 2 3. (a) 3 14 4 8, 36, 1 ( b ) 4, 36 179
4. (a),, 1 2 ( b ), 7 36 ( c), 7 1 2 ( d),,,, 100, ( e) 9 2 2 14 14 14 3 4 4 4 1,,,, 1. (a) 1 4 2 ( b) 2 (c), 13 13 20 ( d) 7 13 4 4 50 2. 3 14 4 3 4 1 3. (a) 4 13 7 3 ( b) 7, (c) 5, 8 8 8 3 5 ( d) 15 15 20 ( e) 8 12 8 4 8 8 5 8 (f) 2 4 4 5 10 ( g) 8, 3 15 20 ( h),,, 5 60, 2 3 180
4., : 7 7 7 8 14 1 4 3 4 : 7 7 7 14 1 4 4 14 3 5., : 4 2 3 4 7 7 7 7 7 7 7 7 14 1 4 3 : 7 7 1 4 1 2 12 4 6., : 7 7 7 7 4 4 1 2 1 2 : 7 7 7 7 14 3 3 4,,,,,,,,, 1. 2., 10, 100 120, 14 14 5, 80 100, 20, 3. (a ),,,,,,, 181
, 3 5 ( b),,,,,, 3 5 4. (a), 10 15 ( b ),,, 25 30 (c), 15 20 ( d),,, 15 20 2 5. (a),,,,,, 1 ( b),,,,,, 30 ( c),,, 20, 20,,,, ( d),,,, 20 ( e),,, 30 ( f),, 30, ( g),,,,,, 1 ( h ),,,,,,, 10 6. 1 2 12 5, 5, 8 8 8 3, 2 7. 10, 8, 3 4, 5 10 8.,,,, 5 10, 5 10 3 5, 182
,,, 4,,,, 18,, 3,,,, 1.,, 2 2 2. 1 1 12 1 2 : 4 4 8 8,, 10, 3. 5, 2, 7 7 100 14 3 14 14 4 4 100 4. (a),,, 5 10 ( b) 7 7, 1 (c),,,, 7, 1 2 (d) 2 3, 4 3 183
3 4 4 4 2,,,,, 7 14, 2 3, 1. 12 4 11 7 7 3 2. 15 11 13 7 7 7 7 2 3 : 7 7 5 1 1 9 2 15 12 12 7 7 14 14 3 4 : 14 1 4 7 13 4 1 3. (a),,,, ( b ),,,,1 2 ( c),,,, 7 7,,1 2 ( d), 13, 1 3, 5 10, 13 1 5 1 ( e) 4, 3,, 1 184
, 4, 4 4 11, 3 5,,,,, 1.,,,,,, (, ),,,,,,, 2., 3, 36,, 3.,, 4.,,,,, 185
1. 3 4 2, 14 14 3 9 5 2 2. 8 12 12 12 5, 1 2 3., 14 2, 14 1, 3 4 2 : 1 3 1, 14 1 4 1, 7 7 7 7 3 1 2 12 2, 11 1 2 1, 6 1, 10 20, 1 3 4. (a), 14,,,,, 3 1 2 ( b),,, 7 7,,, 50 100, 2 ( c),, ( d ),, (e) 14 7 7 4 4 2 9 10, 2 3 1, 6 1,,, 6,,, 186
7,,,, 2 5,,,,,, 2, 20,,, 1 2, :,,,,,, 1. (a) 2 9 6 1 ( b) 11 1, 3, 3 1, 5 ( c) 7 7, 36, 4 5 ( d) 5,,,,,, 2. 14 4 7 7 7 2 187
3. 1,,,, 1 3 4. 3 14 1 1 1 7 4 7 : 1 2 1 2 3 7 7 7 2,,,,,,,, 1. 14 1 2 4 3 2 2. 3 5, 2 3, 3 5, 14 2, 6 11 7 3, 3 5, 3 5, : 9 5 2 3. (a) 1 4 1 2 ( b),,, 9 2 1 (c), 1 2 ( d) 2 3 : 14 3 1 1 6 9 2 3 4 12, 1 188
65,,, 1., 10, 10, 15 30,,, 2, 2., 3 5, 3.,,,,,, 3, 4. (a), 20,, 1, 10 20 ( b ),, 30 45 ( c),,,,, 5 8, 1, 8 12 ( d), 90,, 5 10,, 10 15 (e),, 30,, 20 40,,,, 10 1 2,,, 189
,,,,,, 1. 7, 50 100 2. 13 1 2, 3. 14, 5 10 4. 7,, 1 2 5. 2 3 1 : 7 7 14 1 4 1 4 3 1 1 4 3 4 4 6. (a),, 20 30 ( b ) 2 3, 13 3 5 (c) 2 3 ( d ) 14 1 4 3 4 5,,,,, 190
1. 5, 2 3 2.,,,, 4, 3,,1 3., ( 14 14 14 ),,,,, 1.,,, 2. 4 3,, 2 2 2 3. 5 10, 3 5, 5 7, 3 5, 13 1 4 5, 4 14 14 7 3 4. (a) 3 5, 14 1 4 14 2, ( b ) 191
7 7 5 7, 7 7 7 13 (c) 4 4 5 10, 4,, 2 ( d), 1 2, ( e) 4 4 4 4 3 1 2,,,, 7 4 3 2 2 :,,, 192 1. 10 1 5 3 4 8 2 2. (a) 1 2 ( b )
,,,, 1 3 7 7 13, 1 2 (c) 7 7 7 7 1 2 ( d ) 1 2 (e) 2 3, : 7 7 7 7 4 3 4 2 9 1 3, 3., 1 4, 2, 2,, 3 4 1 4., 13,, 1 3, 20,,, 1. 1 3 3, 7 3 1 4 4 2 1 2, 10 2. 1 2 8 4 5 8, 2 2 3, 2 3. (a), 20 30 ( b ) ( c) 3 193
( d) 1 4 14 3 ( e) 1 3 7 7 1 ( f) 1 3 1 ( g ) 3 4 1 4. (a) 13 14 14 3 4 1 ( b ), 1, 10 15 ( c),,,, 5 10, 5 10 ( d) 7 7 7 3, 14, 45 55, 1. 3 50 100 2. 4 2, 7 3 : 5 2 3. ( a ) 7 13,, 1 2 ( b ), 100 200, 14 14 3 14 (c), 1 2 ( d) 14 1 2 ( e) 7 7 7 7 1 4 1 4 3 4 4 9 5, 2 3, 1 4. (a) 1 0 7, 13 1. 5, 7 36, 1 3, 6 ( b ) 11 7 36 ( c) 194
14 14 3 8 36,,,,, 1. 7 14 5, 8 10 2.,,,,, 20 3.,,,,,, 5 4. 30, 30, 5.,,, 6.,,,, 7.,, 5,, 8.,, 10, 195
, 12, 2 3 cm,,,,,,,,, 10%, 7 500,, 5 10,,, 1,, 30,, 196
,, 30, 15,,, 3, 1,,,,,,,,,,,,,,,,, 1. 14 3 4 2 14, 50, 2 2. ; 14 2, 14 14 197
3, 3 4 2, 7 7 8 3 3. ; 7 7 2, 13 1, 7 3 5, 12 2, 14 14 3, 4 2, 8 2 4. ; 14 1 4 14 2, 3 2, 7 13 7 3,,, 1. (a),,,,,,,, ( b ),,,, (c),,,,, 12 ( d),,,,,,, 12,,,, (e),,, 198
,, 15,,, 12 2. PC ( ),, (a),, ( b) 100 200, (c), PC ( d) 3, 3, 10 (e), 10 3. (a),,,,,, 1 4, 20,,, ( b ), 2 5,,,,,, 20,, 20 ( ) 4., 2 3,,, E, B,, 5. 14 7 11,, 1 ;,, 7,,, 2 3, ;,, 14, 200, ;,,, 199
,,,,,, 3 4,,, 2 3,, 1 2,,,,,,,,,,,,,, 1.,,,,, 2. 1 2,, 1 2,, 4,,,, 0. 5, 0. 5, 16 ; 2 0. 5, 1, 8 ; 0. 5, 2, 4 ; 1 2,, 1 2, 4 200
,,,,,,,, 201
, ( ) 1, 7 3 1, 3 7 1, 2,,,, 202
1. 7 3, 1 3 30, 1 1 15 1 5 1, 7, 2, 2 10 1, 13 3 1 2 2.,,, 1, 3 5, 0. 5 1 3., ( ), 1 2, 1 4. ( a) 15 30 ( b) 15 30 ( c) 2 30 ( d ) 11 5 (e) 10 ( f) 30 ( g ) 300,, ( h ) 300,, (i) 13 100, 1. 7 14 1 2. (a) : 11 1 5 7 2 14 14 1, 7 2 ( b ) 203
14 1 4 14 3 8 1, 7 7 2 (c) 9 2, 14 1, 7 7 3 ( d ) 13 30, 11 1, 7 2, 1 14 14 1, 2 5,, 2 3, 3 4 2 1 1 10,,,, 1. 13 7 7,, 36, 2,,, 2. (a ),,,,,,,, 204
,,,, ( b ),,,,,,,,,,, (c),,,,,,,,,,,, ( d),,,,,,,,,,,,,, ( e),,,,,,,,,,,,,, 4, 2, 6,,,, : ( 1),,,,, (2 ),,,,, 2 3, 3 5 205
,,, 10 1.,, ( ),,,,,, 13, 1, 3 5 2. 100 200 3. 5, 3 4. (a) 300 ( b ) 7 100 ( c) 14 3 2 ( d) 3 500, 3,,, 10,, 206 1., 16 60
100 2. 2 11 2 13,, 13, 3 4 50 3. (a) 1 4 1 4 14 60, 7,, 1 4., 8 100,,,,, 1 6 1. 3 5,, 1 2 3 5, 3 3 4 4 8 3 5, 2 2. (a) 2 3 5 10, 2 3 ( b) 3 3, 2 5 ( c), 5 6,, 10 15, 2 3. 2, 2 3 4 4 1, 6 7 7 2, 1 4. 5,,,,, 207
3 5 3 5 1,,,,,, 1. 7 7 7 7 1 5 14 1 14 6 4 2 7 7 13, 1 2. 2,,,,,, 1. : 7 7 2 11 1 0 11 11 1 2 4 8, 1, 2. : 13 13 7 7 2 2 208
2, 1,,, 1.,, 5 10 2.,,,,, 2 3.,, 3 4., 10 15 5.,,, 3 5 6., 3 5, 15, 15 1 5 3, 11 2 2 10 2 :,,,,,,, 209
,,,,, 1.,,, 7 100, 12,,, 12 2.,,,, 9 ;,,,, 9 3. ( a) 13 2, 11, ( b ) 2 11 7 7 11, 11 7, (c) 14 14, 14 7 3 :, : 7 14 3 3 210,
,,,,, 7 2 1., 2. (a), 10 12 ( b ), 1 3 7 11 7 7 7, ( a), 2 3 3. 14 7 7 6 4. ( a ) 7 7 7 7 2 ( b ) 14 1 4 2, 3 11 11 1,, 1. 14 7 7 13 2. 1 4 1 4 1 4 7 7 3 3. 14 14 3 3 211
,,,,,, 1 5 11 7 3 2 3 3 3 11 2,,,,, 1., 100 500 2. 9 2, 3 4 1, 14 3 3 2, 7 50, 1 2, 1 212,
,, 1. 3,,, 30 10 2. 9 3 4 1 4 3 6 1 2, 7 50 3. ( 7 ),,,,, 1. (a) 11, 15 1 ( b) 50 100, (c) 2 5 9 ( d) 2 9 11 12 6 4 7 5 14 1 3,, 1, 2. 2 1 5 8 4 6, 1 5 15 11 1, 13 20, 14 14 1 4, 7 7 7 7 7 1 213
, 1. 13,,, 3, 3,,, 2 5 7 5 7 2. 200 300,,,,,, 1 3 100 5 100 7 50 214,
,, 4,, 1.,,,,, 2.,,,,,,6, 1. 7 15 15 3 100 2. 30,,,, 1., 215
100 500 2. ( 2 ), 100 500 3. 100 500 200 300,, 1, 2 3,,,,,,,,,,,, 216,
( 2 ),,,,,,,,,,,,,,,,,,,,,,,, 15 20,,,,,,, 10,, 217
, 1. :,, ( ),,,,, 2. :,,,,, 3. :,,,,,, 4. :,,,,, ( ),,,,,,,,,, 1., (, ), 2., 2 3, 20, 4 6,,, 218
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,, 1,7 1, 3, 2 1. ( 14 ), 5 2. 5 3.,,,,, 1 3, 3,, 3 4., 300 5. 6, 50,,, 1. :, 1 2, 49, 1 5 11 7 21,, 21,,,, 3 2. 15 7 220
21, 15 21, 21 3. 21,, 21 4. :,, 100 5. 49, 49, 81 6. 15, 81,,,,,,, 1.,, 2.,,,,,,,,,,,,, 221
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,, 1.,,,,,, 40, 40, 3,, 2. 3 2 1, 2 3., 4.,,,, 1, 10 5. (a) 36, ( b ) 18 (c),, 36,,,, 36 ( d) 18, (e),, 18 6. (a),, 15,,,,, ( b ),, (c),,, 20,, ( d ),, 225
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,,,,,,,,, 1. (a) 10 3 3, 3 5 10 ( b),,, ( c), ( d ) 2 2, 1 2.,, 80 110 3 3 10 11 2 9,,, 5,, 10, 1,5 1, 3.,, 10 3 3, 4. (a) 3 1 1 3 14 2 1 0 ( b ) : 11 3 3 2 227
2 3 3, 2, 3,, 1. 2 3, 1 2 2. : 11 4 6, 14 7 18 3. : 8 1 2 4, 8 13 4.,,,,,, 18,,,,,,, 1. 2, 9 2, 3 3, 8 1 14 7, 12, 228
12 2. 8 10, 5, 10, 1 2,, 2 2 1 0 3, 2, 3,, 1.,, 200, 2.,,,,, 10 2 200,,,,,,, 229
1.,, 2.,,,, 1. 1,,, 1 8 8 2, 2., 6, 1 2 3., 1, 1,, 1 2 4.,,,, 30 50 5.,, 1 3, 11,, 1 2, 230
,,,,,,,,,,,,,, 1/ 3, 1. 1 1 13 7 7 7,,, 2. 14 1 1 3 1 2, 3., 11,,,,, 1 2 4., 3 3, 2 5.,, ( ) ( 13 13 ) 1 3 6.,,,,, 7.,,,, 231
, 1 8.,,, ( ), 10, ( ),,,,, 39, 1 2,,,,,,,,,,,,, 1. (a) 1 4 3 ( b ), 30 (c) 30 ( d) 13 1 1 13 7 2 5 2.,,,,, :, 100,, 1 3 3. 1 4 13 1 0 1 2, 4. (a), 14 1 4 6, 232
, 3 3 1, 1 ( b ), 2 1 1, 1 2 10, 10 10 1, 8 2, 3 1 5. (a), 1 3 1,, 13,,, ( b ) 1, 1, 1, 10 15, (c),,,, 1 2 ( d ) 3,,,, 1 2 (e),, 14 14, 1 3,,, 9 6.,,,,,,,, 1., 15 1 1 7 3 2 3 3 3, 2., 1 1 2 1 1 10 15 233
3. 11 1, 72, 15 1 5 1 1 10 15 3 3 3 2 3,,, 9 ;,, 15 11 9 ; 5,,,,, 9, ;,,, 9, 234
,,,,, 1.,,, ;, ;,,, 100, 2.,,,,, 1 2, 3., 2 3, 2 3, 30 50,, 3 5 235
4. 11 3, 2 6 2 5. : 11 11 3 1 2 2 7 8 12 2 6.,,,,,,, 7. (a),, 1 2 ( b),,,,, 2 3 ( c) 10, 10 20, 10 2 3, ( d ) 10,,, 1 2, ( e), 24,, 1 2 ( f ),,, 36,, 10 ( g),,, 36 ( h ),,,, 36 8. (a), 11 10 1 1 10 6 11 10 1, 11 3 2, 2 5 2 3 3 ( b ), 7 2 7 3 ( c) 2 1, 4 11 1 ( d ),,,,, 5 10 236
,,,,, 1. :,,,, 2. :,,,,, 3. :,,,, 1. 15 6 10 2, 1 0 10 1 1 1 : 7 4 8 2, 2 11 12 2 2 2. 6 11 30,,, 2 237
3. 100, 100,, 100 100, 100, 100, 100, 4. (a), 9,,,, 24,,,,, 1 1 7 13,,,, ( b ) 9 9, ( ),,,, (c),,,, 10 20, ( d) 10 6 11,,,,1 2 (e ) 1 0,, 2 ( f ) 10, 1, ( g ) 11, 3, 1, ( h),,, 14,, 5. (a) : 30, 30 ( b) :,,, 30 (c) : ( 238
, ), 30 ( d) :,, 30 (e) : ( ), 30, 80, 1,,,, 48,,,,,,,, 1., 15, 36, 15 36, 36 1 0 6 11 10 11,,, 1 2, 2., 10, 36, 10 1 0 10 10 36, 10 36, 3 5, 3 5, 36, 239
, ; 1., ( ),,, 2., 2 2,,, 8, 64,,,,, 2 3, 1., 13,, 13 60,, 2. 6 11 30,,,, 3. 6,,,,,, 1 4. 13,, 240
5 7, 100 200, 1 3 5.,, 14,,, 1 2 6. 13 15,,, 50 100, 1 2 7. 10,,, 3 5, 8.,,,,,,,, 1. 14 1 3 10 1 2, 1 2., 1, 3, 2,10 1 14 3 2 2 1,, ( ),, ( ), 241
( ),,,, 1. 7,,,,,,, 100, 1 2 2. 10,,, 1 2 3., 1 1,,,, 100 150, 2 3 4. 9,,, 2,, 5. 11, 50 90, 2 3 6.,,,,,,,,, 242
1.,, 1, 30 60, 2. 2, 5, 3. 11 50 4., 15, 15 5., 2 5 10 6. ( ),,,, 7., 37,,,,,,,,,,,,,,,,,,,, 243
,, 1., 2 3 2.,, 3., 30 4. 50 5., 30 6. 50 7. 15 2 13, 8., 30,, 1.,,,,, 1 3, 20 2. 13 1 1 2 1 3. 2 2 1 1 5 15 11 1 3 11 1 3 244
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36, 2 4 15 11 1, 7 7 7, 36, 2 4,, 1.,,,,,,,, 4 5,,,,,,,,,, 5,,, 4 5 2., ( a ),, ( ),, ( b),, ( c),,, ( d) c,, ( e), 3,, ( f),, ( g),, ( h) ( g),, (i), 8 10,, 90 313
(j),,,,,,, 10, 3, 314
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,,,,,,,,,, 1 3 2 9,, :, ;,, :,,,,, 316
1. :.. 1997 2. :.. 1997 3. :..1999 4. :.. 1995 5...1998 6. 10.. 1996 7. :..1996 8. :.. 1999 9. :..1998 10. :.. 1994 11. :..1983 12. :..1993 13. :.. 1989 14. :..1996 15. :. 317
.1984 16. :.. 2000,,, 318