BANK & INSURANCE (APPROXIMATION PART 1)

Total Questions: 50

41. 15.05 × 11.98 − 9.95 × 13.89 = ?

Correct Answer: (a) 40
Solution:

15.05 × 11.98 ≈ 180.30

9.95 × 13.89 ≈ 138.21

Difference ≈ 180.30 − 138.21 ≈ 42.09 ≈ 40 (nearest option)

42. √254 × 3.03 + 11.97% of 1199.88 = ? × 6.06

Correct Answer: (d) 32
Solution:

√254 ≈ 15.94, so √254 × 3.03 ≈ 48.28

11.97% of 1199.88 ≈ 143.62

Sum ≈ 48.28 + 143.62 ≈ 191.90

? = 191.90 ÷ 6.06 ≈ 31.67 ≈ 32

43. 20.02% of 104.98 + 34.75% of 1800.09 = ?

Correct Answer: (c) 650
Solution:

20.02% of 104.98 ≈ 21.01

34.75% of 1800.09 ≈ 625.54

Total ≈ 21.01 + 625.54 ≈ 646.55 ≈ 650 (nearest option)

44. 20.85% of 4198.95 − 42.04% of 2100.021 + 12.07 × 5.08 = ?% of 239.93

Correct Answer: (b) 25
Solution:

20.85% of 4198.95 ≈ 875.49

42.04% of 2100.021 ≈ 882.81

12.07 × 5.08 ≈ 61.32

Net ≈ 875.49 − 882.81 + 61.32 ≈ 54.00

?% = (54.00/239.93)×100 ≈ 22.48% ≈ 25% (nearest option)

45. 23.89 × 21.09 − 29.95% of 70.06 = ? + 283.79

Correct Answer: (a) 199
Solution:

23.89 × 21.09 ≈ 503.84

29.95% of 70.06 ≈ 20.98

Left side ≈ 503.84 − 20.98 ≈ 482.86

? = 482.86 − 283.79 ≈ 199.07

46. 36.92 + 44.12 − 20.96 = ? × 1.99

Correct Answer: (a) 30
Solution:

LHS ≈ 36.92 + 44.12 − 20.96 = 60.08

? = 60.08 ÷ 1.99 ≈ 30.19 ≈ 30

47. 15.95% of 3000 + √195.99 = ? − 5.97

Correct Answer: (d) 500
Solution:

15.95% of 3000 ≈ 478.50

√195.99 ≈ 14.00

LHS ≈ 478.50 + 14.00 = 492.50

? = 492.50 + 5.97 ≈ 498.47 ≈ 500

48. (10.09)² × 4.98 ÷ 24.95 = ?

Correct Answer: (b) 20
Solution:

(10.09)² ≈ 101.81

101.81 × 4.98 ≈ 507.02

507.02 ÷ 24.95 ≈ 20.32 = 20

49. (97 − 71) ÷ (67 − 61) = ?

Correct Answer: (d) 4
Solution:

97 − 71 = 26

67 − 61 = 6

26 ÷ 6 ≈ 4.33 ≈ 4

50. (49.99 ÷ 14.89) × 45.06 = ?

Correct Answer: (b) 150
Solution:

49.99 ÷ 14.89 ≈ 3.36

3.36 × 45.06 ≈ 151.28 ≈ 150 (nearest option)