BANK & INSURANCE (APPROXIMATION PART 2)

Total Questions: 50

21. 112.25 × 4.95 + 19.89% of 199.98 = ?

Correct Answer: (b) 600
Solution:

112.25 × 4.95 ≈ 112 × 5 ≈ 560

19.89% of 199.98 ≈ 0.1989 × 200 ≈ 40

Total ≈ 560 + 40 ≈ 600

22. √359 + (483.99 ÷ 3.85) = ?% of 199.72 − 9.88

Correct Answer: (a) 75
Solution:

√359 ≈ 19

483.99 ÷ 3.85 ≈ 126

LHS ≈ 19 + 126 = 145

Add 9.88: ?% of 199.72 ≈ 145 + 9.88 ≈ 155

Percent ≈ (155/200)×100 ≈ 77% ≈ 75%

23. (179.89 ÷ 4.89) + (12.67 × 7.62) = ?² − 84.88

Correct Answer: (d)15
Solution:

179.89 ÷ 4.89 ≈ 36.8

12.67 × 7.62 ≈ 96.5

Sum ≈ 133.3

?² ≈ 133.3 + 84.88 ≈ 218.2

? ≈ √218.2 ≈ 15

24. (7/9) × 35.74% of 499.89 + 159.75 = ? × 24.69

Correct Answer: (c) 12
Solution:

35.74% of 499.89 ≈ 0.3574 × 500 ≈ 178.7

(7/9) × 178.7 ≈ 139.0

139.0 + 159.75 ≈ 298.75

? ≈ 298.75 ÷ 24.69 ≈ 12

25. (111.98 + 218.45) ÷ 10.81 + ? × 4.89 = 279.79

Correct Answer: (b) 50
Solution:

(111.98 + 218.45) = 330.43

330.43 ÷ 10.81 ≈ 30.6

? × 4.89 ≈ 279.79 − 30.6 ≈ 249.2

? ≈ 249.2 ÷ 4.89 ≈ 51 ≈ 50

26. 185% of 1359 + 18.5% of 1319 = ?

Correct Answer: (d) 2760
Solution:

185% of 1359 = 1.85 × 1359 ≈ 2514

18.5% of 1319 = 0.185 × 1319 ≈ 244

Total ≈ 2514 + 244 = 2758 ≈ 2760

27. √5475 ÷ 4.98 = ?

Correct Answer: (c) 15
Solution:

√5475 ≈ 74 (since 74² = 5476)

74 ÷ 4.98 ≈ 74 ÷ 5 ≈ 14.8 ≈ 15

28. 118.07 × 13.49 + 169.8% of 784 = ?

Correct Answer: (b) 2930
Solution:

118.07 × 13.49 ≈ 118 × 13.5 ≈ 1593

169.8% of 784 = 1.698 × 784 ≈ 1331

Total ≈ 1593 + 1331 = 2924 ≈ 2930

29. 43.03 × 27.96 + 11.98 × ³√42870 = ?

Correct Answer: (d) 1625
Solution:

43.03 × 27.96 ≈ 43 × 28 ≈ 1204

³√42870 ≈ 35 (since 35³ = 42875)

11.98 × 35 ≈ 12 × 35 = 420

Total ≈ 1204 + 420 = 1624 ≈ 1625

30. {(8.66)² × 13.98} ÷ √50 = ?

Correct Answer: (c) 150
Solution:

(8.66)² ≈ 75

75 × 13.98 ≈ 75 × 14 = 1050

√50 ≈ 7.07

1050 ÷ 7.07 ≈ 148 ≈ 150