• # Practice Test: Quantitative Aptitude – 43

 Directions (Questions: 1-5): In the following number series only one number is wrong. Find out the wrong number. 1 6 12 36 144 722 4320 30240 a) 36 b) 4320 c) 722 d) 144 e) None of these 2 9261 6859 4913 3375 2197 1321 729 a) 1321 b) 6859 c) 2197 d) 4913 e) None of these 3 3 5 8 75 1125 84375 94921875 a) 94921875 b) 8 c) 75 d) 1125 e) None of these 4 4 5 9 20 34 59 95 a) 9 b) 34 c) 59 d) 95 e) None of these 5 2 13 76 377 1506 4507 9008 a) 13 b) 9008 c) 4507 d) 1506 e) None of these Directions (Questions: 6-10) What should come in place of the question mark (?) in the following questions? 6 Cube root of 175616 =? a) 53 b) 46 c) 63 d) 66 e) None of these 7 1888 ÷ 32 ÷ 8 =? a) 472 b) 7.375 c) 29.5 d) 9.485 e) None of these 8 (4) ^ (2.3)× (2) ^ (2.3) × (8) ^ (1.7)=? a) 64 b) 512 c) 16 d) 4096 e) None of these 9 18.8 ×? × 14.2 = 5232.416 a) 20.3 b) 17.4 c) 19.6 d) 16.8 e) None of these 10 2 and 4/7 + 2 and 2/5+ 1 and 3/8 = ? a) 6 and 97/280 b) 8 and47/140 c) 8 and97/280 d) 6 and 23/140 e) None of these Directions (Questions: 11 – 15) What approximate value should come in place of the question mark (?) in the following questions? (Note: You are not expected to calculate the exact value.) 11 Sqr root of 1850 =? a) 43 b) 56 c) 32 d) 28 e) 65 12 17.998 × 23.005 × 11.99 =? a) 3824 b) 4055 c) 5138 d) 5446 e) 4964 13 9876.5 ÷ 18.5 ÷ 3.2 =? a) 128 b) 194 c) 152 d) 167 e) 179 14 (18.6) ^ 3= ? a) 7245 b) 5225 c) 6435 d) 7705 e) 8045 15 2225/7 x 867/5 x 119/4 =? a) 1511345 b) 1639714 c) 1851216 d) 1420165 e) 1583628