A sum of Rs. 30000 amounts to Rs. 42000 in 4 years at simple interest. The rate is MCQ with Answer and Explanation

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A sum of Rs. 30000 amounts to Rs. 42000 in 4 years at simple interest. The rate is

A. 9%

B. 10%

C. 12%

D. 8%

Answer: Option B

Solution (By JKSSB Mock Tests)

SI = 12000. R = (12000 × 100)/(30000 × 4) = 10%.

This question belongs to: Maths Simple Interest

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Practice More Simple Interest Questions

Question #1

Simple interest on Rs. 20700 for 5 years at 11% per annum is

A. Rs. 11385

B. Rs. 11785

C. Rs. 11585

D. Rs. 11185

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Correct Answer: Option A

Explanation:
SI = (20700 × 11 × 5)/100 = 11385.

This question belongs to: Maths Simple Interest

Question #2

Rs. 10000 is lent at 6% per annum simple interest. Interest earned in 5 years is

A. Rs. 3200

B. Rs. 2500

C. Rs. 2800

D. Rs. 3000

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Correct Answer: Option D

Explanation:
SI = (10000 × 6 × 5)/100 = 3000.

This question belongs to: Maths Simple Interest

Question #3

The principal that gives Rs. 16992000 interest in 8 years at 46% SI is

A. Rs. 4615391

B. Rs. 4616391

C. Rs. 4617391

D. Rs. 4618391

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Correct Answer: Option C

Explanation:
P = (16992000 × 100)/(46 × 8) = 4617391.

This question belongs to: Maths Simple Interest

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