The difference between CI and SI on Rs. 5200 for 2 years at 10% is: MCQ with Answer and Explanation

The difference between CI and SI on Rs. 5200 for 2 years at 10% is:

A. Rs. 52

B. Rs. 50

C. Rs. 48

D. Rs. 55

Answer: Option A

D = 5200 × 0.01 = Rs. 52.

This question belongs to: Maths Compound Interest

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Question #1 Report Error

Find the amount on Rs. 13500 at 8% per annum compound interest for 2 years.

A. Rs. 16000

B. Rs. 15900

C. Rs. 15800

D. Rs. 15746.40

Correct Answer: Option D

Explanation:
A = 13500 × (1.08)² = 13500 × 1.1664 = 15746.40.

This question belongs to: Maths Compound Interest

Question #2 Report Error

The difference between simple interest and compound interest on Rs. 18000 for 2 years is Rs. 405. Find the rate of interest per annum.

A. 20%

B. 12%

C. 18%

D. 15%

Correct Answer: Option D

Explanation:
Difference for 2 years = P * (R/100)^2 => 405 = 18000 * (R/100)^2 => 405 = 1.8 * R^2 => R^2 = 405 / 1.8 = 225 => R = 15%.

This question belongs to: Maths Compound Interest

Question #3 Report Error

At what rate percent compound interest will Rs. 20000 amount to Rs. 22050 in 2 years?

A. 5%

B. 7%

C. 6%

D. 4%

Correct Answer: Option A

Explanation:
20000(1+r)² = 22050 ⇒ (1+r)² = 1.1025 = (1.05)² ⇒ r = 5%.

This question belongs to: Maths Compound Interest