1. √1849 × √(?) = 2451
(1) 3136
(2) 3481
(3) 3249
(4) 3364
(5) None of these
2. 3/4 × 2/7 × ? = 2268
(1) 10464
(2) 10824
(3) 10624
(4) 10584
(5) None of these
3. (4 × 0.5)/0.015 = ?
(1) 150
(2) 15
(3) 0.15
(4) 1.5
(5) None of these
4. 36/7 + 25/14 × 25/45 = ?
(1) 394/9
(2) 773/126
(3) 773/125
(4) 394/7
(5) None of these
5. 12728 ÷ √7396 + √(?) = 269
(1) 15129
(2) 14161
(3) 14884
(4) 13689
(5) None of these
Directions (Q.Nos. 6-10) 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)
6. 193.999 + 228.008 + ? + 422.005 = 1168.01
(1) 196
(2) 324
(3) 484
(4) 226
(5) 168
7. 1/7 × 90/13 × 53/9=?
(1) 50
(2) 30
(3) 110
(4) 70
(5) 20
8. 888888 ÷ 88 ÷ 8 =?
(1) 1263
(2) 70600
(3) 1526
(4) 80800
(5) 1047
9. 27.8 × 28.74 × 17.3 = ?
(1) 12546
(2) 10228
(3) 13822
(4) 14995
(5) 15183
10. 1333.906 ÷ 2.103 × 5.9306 + 12.063 =?
(1) 6063
(2) 10083
(3) 2826
(4) 5630
(5) 4014
Directions (Q.Nos. 11-15) What should come in place of the question mark (?) in the following number series?
11. 28, 33, 31, 36, 34, ?
(1) 37
(2) 39
(3) 29
(4) 35
(5) None of these
12. 3, 15, ?, 63, 99, 143
(1) 27
(2) 45
(3) 35
(4) 56
(5) None of these
13. 3, 28, 4, 65, 5, 126, 6, ?
(1) 215
(2) 216
(3) 217
(4) 218
(5) None of these
14. 9, 27, 31, 155, 161, 1127, ?
(1) 1135
(2) 1288
(3) 316
(4) 2254
(5) None of these
15. 7, 15, 32, ? , 138
(1) 70
(2) 65
(3) 76
(4) 57
(5) None of these
ANSWERS
1. (3)
2. (4)
3. (5)
4. (2)
5. (5)
6. (2)
7. (4)
8. (1)
9. (3)
10. (5)
11. (2) here we have two alternate series , 28, 31 , 34 , and the other is 33, 36 , 39, so the next term would be 39.
12. (3)
13. (3) 3 ×3^2+1 = 28 , 4 ×4^2+1 = 65 , 5 ×5^2+1=126, 6 ×6^2+1=217
14. (1) the sequence of the series is x 3, + 4 , x 5 , + 6 , x 7, last term will be 1127 + 8 = 1135.
15. (5) the series is x 2 + 1 , x 2 + 2 , x 2 + 3 , x 2 + 4. So the ? = 32 x 2 + 3 = 67
(1) 3136
(2) 3481
(3) 3249
(4) 3364
(5) None of these
2. 3/4 × 2/7 × ? = 2268
(1) 10464
(2) 10824
(3) 10624
(4) 10584
(5) None of these
3. (4 × 0.5)/0.015 = ?
(1) 150
(2) 15
(3) 0.15
(4) 1.5
(5) None of these
4. 36/7 + 25/14 × 25/45 = ?
(1) 394/9
(2) 773/126
(3) 773/125
(4) 394/7
(5) None of these
5. 12728 ÷ √7396 + √(?) = 269
(1) 15129
(2) 14161
(3) 14884
(4) 13689
(5) None of these
Directions (Q.Nos. 6-10) 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)
6. 193.999 + 228.008 + ? + 422.005 = 1168.01
(1) 196
(2) 324
(3) 484
(4) 226
(5) 168
7. 1/7 × 90/13 × 53/9=?
(1) 50
(2) 30
(3) 110
(4) 70
(5) 20
8. 888888 ÷ 88 ÷ 8 =?
(1) 1263
(2) 70600
(3) 1526
(4) 80800
(5) 1047
9. 27.8 × 28.74 × 17.3 = ?
(1) 12546
(2) 10228
(3) 13822
(4) 14995
(5) 15183
10. 1333.906 ÷ 2.103 × 5.9306 + 12.063 =?
(1) 6063
(2) 10083
(3) 2826
(4) 5630
(5) 4014
Directions (Q.Nos. 11-15) What should come in place of the question mark (?) in the following number series?
11. 28, 33, 31, 36, 34, ?
(1) 37
(2) 39
(3) 29
(4) 35
(5) None of these
12. 3, 15, ?, 63, 99, 143
(1) 27
(2) 45
(3) 35
(4) 56
(5) None of these
13. 3, 28, 4, 65, 5, 126, 6, ?
(1) 215
(2) 216
(3) 217
(4) 218
(5) None of these
14. 9, 27, 31, 155, 161, 1127, ?
(1) 1135
(2) 1288
(3) 316
(4) 2254
(5) None of these
15. 7, 15, 32, ? , 138
(1) 70
(2) 65
(3) 76
(4) 57
(5) None of these
ANSWERS
1. (3)
2. (4)
3. (5)
4. (2)
5. (5)
6. (2)
7. (4)
8. (1)
9. (3)
10. (5)
11. (2) here we have two alternate series , 28, 31 , 34 , and the other is 33, 36 , 39, so the next term would be 39.
12. (3)
13. (3) 3 ×3^2+1 = 28 , 4 ×4^2+1 = 65 , 5 ×5^2+1=126, 6 ×6^2+1=217
14. (1) the sequence of the series is x 3, + 4 , x 5 , + 6 , x 7, last term will be 1127 + 8 = 1135.
15. (5) the series is x 2 + 1 , x 2 + 2 , x 2 + 3 , x 2 + 4. So the ? = 32 x 2 + 3 = 67
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