Directions (Q. 1 – 5): What approximate value should come in place of question mark (?) in the following questions? (Note: You are not expected to calculate the exact value.)
1. 39.897% of 4331 + 58.779% of 5003 =?
a) 4300
b) 4500
c) 4700
d) 4900
e) 5100
2. 43931.03 ÷ 2111.02 × 401.04 =?
a) 8800
b) 7600
c) 7400
d) 9000
e) 8300
3. √6354 × 34.999 = ?
a) 3000
b) 2800
c) 2500
d) 3300
e) 2600
4. ³√ 4663 + 349 = ? ÷ 21.003
a) 7600
b) 7650
c) 7860
d) 7560
e) 7680
5. 59.88 ÷ 12.21 × 6.35 =?
a) 10
b) 50
c) 30
d) 70
e) 90
Directions (Q. 6– 10): In the following number series only one number is wrong. Find out the wrong number.
6. 7 12 40 222 1742 17390 208608
a) 7
b) 12
c) 40
d) 1742
e) 208608
7. 6 91 584 2935 11756 35277 70558
a) 91
b) 70558
c) 584
d) 2935
e) 35277
8. 9050 5675 3478 2147 1418 1077 950
a) 3478
b) 1418
c) 5673
d) 2147
e) 1077
1) 3125
2) 823543
3) 46656
4) 25
5) 256
10. 8424 4212 2106 1051 526.5 263.25 131.625
a) 131.625
b) 1051
c) 4212
d) 8424
e) 263.25