1 . | Answer : Option B | Explanation : | | | | 2 . | Answer : Option D | Explanation : | The required per cent = $5\over12$x16%=6$2\over3$% | | | 3 . | Answer : Option C | Explanation : | The required number of men = 675 + 340 = 1015 | | | 4 . | Answer : Option A | Explanation : | The required per cent = $4\overx100=80% | | | 5 . | Answer : Option B | Explanation : | It is obvious from the chart given above. | | | 6 . | Answer : Option A | Explanation : | Here the series is: 14 × 1 - 1 = 13 13 × 2 - 4 = 22 22 × 3 - 9 = 57 57 × 4 - 16 = 212 212 × 5 - 25 = 1035 Hence, the wrong number is 55 | | | 7 . | Answer : Option C | Explanation : | Here the series is: 217 + 7 = 224 224 - 11 = 213 213 + 13 = 226 226 - 17 = 209 209 + 19 = 228 Hence, the wrong number is 210. | | | 8 . | Answer : Option D | Explanation : | here the series is 153+${7^3}$=496 496+${6^3}$=712 712+${5^3}$=837 837+${4^3}$=901 901+${3^3}$=928 Hence, the wrong number is 495 | | | 9 . | Answer : Option B | Explanation : | Here the series is: 11 × 7 - 7 × 5 = 42 42 × 6 - 6 × 6 = 216 216 × 5 - 5 × 7 = 1045 1045 × 4 - 4 × 8 = 4148 4148 × 3 - 3 × 9 = 12417 Hence, the wrong number is 214
| | | 10 . | Answer : Option D | Explanation : | Here, the series is 488 ÷ 2 + 1.0 = 245 245 ÷ 2 + 1.5 = 124 124 ÷ 2 + 2.0 = 64 64 ÷ 2 + 2.5 = 34.5 34.5 ÷ 2 + 3.0 = 20.25 Hence, the wrong number is 35. | | | |
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