Directions What should come in place of question marks (?) in the following questions?
1. 1/8 + 1/6 = ?
(1) 5/22
(2) 7/24
(3) 3/26
(4) 9/28
(5) None of these
2. √(?) ÷ 16 × 24 = 186
(1) 14884
(2) 13924
(3) 15376
(4) 15876
(5) None of these
3. (?)^2 ÷ (0.04)^2 x 5.6 = 117740
(1) 33.64
(2) 6.2
(3) 38.44
(4) 5.4
(5) None of these
4. √(?) + 28 = √1681
(1) 13
(2) 225
(3) 216
(4) 14
(5) None of these
5. 1587 + 2277 = ? × 69
(1) 49
(2) 64
(3) 73
(4) 56
(5) None of these
6. 3674 ÷ 44 = ?
(1) 85
(2) 83.5
(3) 79.75
(4) 73
(5) None of these
7. (105)^2 = ? + 929 ×3
(1) 8282
(2) 2838
(3) 8238
(4) 3882
(5) None of these
8. 680% of ? = 290360
(1) 43800
(2) 42700
(3) 41900
(4) 42500
(5) None of these
9. 59% of 693 + ? = 630
(1) 221.13
(2) 234.84
(3) 256.78
(4) 288.97
(5) None of these
10. 1471 + √(?) = 167 x 9
(1) 1646
(2) 1432
(3) 1024
(4) 1208
(5) None of these
Directions (Q.Nos 9-55) 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. 8000 =?
(1) 89
(2) 76
(3) 97
(4) 58
(5) 70
12. 7984.986 + 2541.005+ 127.996 =?
(1) 10654
(2) 16500
(3) 15600
(4) 11280
(5) 14650
13. 839.999 ÷ 48.007 = ?
(1) 17.5
(2) 23.5
(3) 9.5
(4) 11.5
(5) 28.5
14. 18.001 x 22.999 x 9.998 =?
(1) 5920
(2) 5080
(3) 4140
(4) 4560
(5) 6290
15. 99999 ÷ 99 ÷ 9 = ?
(1) 221
(2) 121
(3) 222
(4) 112
(5) 211
ANSWERS
1. (2)
2. (3)
3. (5)
4. (5)
5. (4)
6. (2)
7. (3)
8. (2)
9. (1)
10. (3)
11. ---
12. (1)
13. (1)
14. (3)
15. (4)