Rate when Rs. 343000 amounts to Rs. 445900 in 3 years MCQ with Answer and Explanation

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Rate when Rs. 343000 amounts to Rs. 445900 in 3 years

A. 12%

B. 8%

C. 10%

D. 9%

Answer: Option C

Solution (By JKSSB Mock Tests)

SI = 102900. R = (102900 * 100)/(343000 * 3) = 10%.

This question belongs to: Maths Simple Interest

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Question #1

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A sum of Rs. 28000 amounts to Rs. 39200 in 4 years at simple interest. The rate is

A. 10%

B. 12%

C. 8%

D. 9%

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Correct Answer: Option A

Explanation:
SI = 11200. R = (11200 × 100)/(28000 × 4) = 10%.

This question belongs to: Maths Simple Interest

Question #2

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A sum becomes Rs. 33600 after 4 years and Rs. 37800 after 6 years at simple interest. The principal is

A. Rs. 26400

B. Rs. 24000

C. Rs. 25200

D. Rs. 22800

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Correct Answer: Option C

Explanation:
Difference for 2 years = 4200. SI per year = 2100. SI for 4 years = 8400. Principal = 33600 - 8400 = 25200.

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Question #3

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A sum at 12% SI for 5 years gives Rs. 7200 interest. Sum

A. Rs. 11000

B. Rs. 13000

C. Rs. 10000

D. Rs. 12000

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Correct Answer: Option D

Explanation:
P = (7200 * 100)/(12 * 5) = 12000.

This question belongs to: Maths Simple Interest

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