BANK & INSURANCE (APPROXIMATION PART 1)

Total Questions: 50

1. (√528.99 + √728.99) × 18.01 = ?% of (14.99)²

Correct Answer: (d) 400
Solution:

 LHS = (√528.99 + √728.99)×18.01 = 900.4927

(14.99)² = 224.7001

?% = (900.4927 ÷ 224.7001)×100 = 400.7532 ≈ 400%.

2. 34.99% of 980.01 − 6.01³ = ?² − √289.99

Correct Answer: (a) 12
Solution:

34.99% of 980.01 = 342.8425

6.01³ = 217.0188

LHS = 342.8425 − 217.0188 = 125.8237

So, ?² = 125.8237 + √289.99 = 125.8237 + 17.0291 = 142.8528

? = √142.8528 = 11.9490 ≈ 12.

3. √(√4096.01 + 34.99 × 12.01) + (35.01 × 19.99) ÷ 25 = ?

Correct Answer: (b) 50
Solution:

√4096.01 ≈ 64.0001

Inside first √: 64.0001 + 34.99×12.01 = 484.1799

First term = √484.1799 ≈ 22.0052

Second term = (35.01×19.99) ÷ 25 = 699.8499 ÷ 25 = 27.9940

Total = 22.0052 + 27.9940 = 49.9992 ≈ 50.

4. 25.01% of 499.99 − 11.99% of 675.01 = 19.99% of ?

Correct Answer: (c) 220
Solution:

LHS = 0.2501×499.99 − 0.1199×675.01 = 44.1137

0.1999×? = 44.1137

? = 44.1137 ÷ 0.1999 = 220.6793 ≈ 220.

5. 54.97% of 800 + 32.89 × 4 − 396.12 ÷ 17.91 = ?

Correct Answer: (d) 550
Solution:

54.97% of 800 = 439.76

32.89×4 = 131.56

396.12 ÷ 17.91 = 22.1173

Total = 439.76 + 131.56 − 22.1173 = 549.2027 ≈ 550.

6. ?% of 1599.99 = 50.01% of 459.99 + 179.98% of 49.99

Correct Answer: (a) 20
Solution:

RHS = 0.5001×459.99 + 1.7998×49.99 = 320.0130

?% = (320.0130 ÷ 1599.99)×100 = 20.0009 ≈ 20%.

7. (600.01% of 74.89) ÷ 44.98 = ?² − √675.89

Correct Answer: (a) 6
Solution:

600.01% of 74.89 = 6.0001×74.89 = 449.3475

LHS = 449.3475 ÷ 44.98 = 9.9899

So, ?² = 9.9899 + √675.89 = 9.9899 + 25.9979 = 35.9878

? = √35.9878 = 5.9990 ≈ 6.

8. (24.99)² + 174.98% of 20.01 = ? × 75.01%

Correct Answer: (c) 880
Solution:

(24.99)² = 624.5001

174.98% of 20.01 = 1.7498×20.01 = 35.0135

LHS = 659.5136

? = 659.5136 ÷ 0.7501 = 879.2342 ≈ 880.

9. 74.99% of 539.99 = ?% of 2024.98

Correct Answer: (b) 20
Solution:

0.7499×539.99 = 404.9405

?% = (404.9405 ÷ 2024.98)×100 = 19.9972 ≈ 20%.

10. 5.25 × 4.09 + 3.99 × 9.67 + 6.01 × 14.88 = ?

Correct Answer: (a) 150
Solution:

= 149.4846 ≈ 150.