Rate of SI if principal Rs. 28000 gives Rs. 6720 in 3 years MCQ with Answer and Explanation

Rate of SI if principal Rs. 28000 gives Rs. 6720 in 3 years

A. 7%

B. 10%

C. 8%

D. 6%

Answer: Option C

R = (6720 * 100)/(28000 * 3) = 8%.

This question belongs to: Maths Simple Interest

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Question #1 Report Error

In how many years will Rs. 387000 amount to Rs. 541800 at 8% simple interest?

A. 7 years

B. 5 years

C. 6 years

D. 4 years

Correct Answer: Option B

Explanation:
SI = 154800. T = (154800 × 100)/(387000 × 8) = 5 years.

This question belongs to: Maths Simple Interest

Question #2 Report Error

A sum of Rs. 72000 amounts to Rs. 100800 in 5 years at simple interest. The rate is

A. 9%

B. 6%

C. 8%

D. 10%

Correct Answer: Option C

Explanation:
SI = 28800. R = (28800 × 100)/(72000 × 5) = 8%.

This question belongs to: Maths Simple Interest

Question #3 Report Error

A sum of Rs. 4590000 amounts to Rs. 6426000 in 4 years at simple interest. The rate is

A. 10%

B. 9%

C. 8%

D. 12%

Correct Answer: Option A

Explanation:
SI = 1836000. R = (1836000 × 100)/(4590000 × 4) = 10%.

This question belongs to: Maths Simple Interest