Selected MCQ

Current Question
A sum of Rs. 4800 is invested at compound interest for 3 years. What is the amount?
  • A. Rs. 2520
  • B. Rs. 3120
  • C. Rs. 3320
  • D. Rs. 2760
Correct Answer: B
Explanation:
Apply the CI formula A = P(1+r)³.
Related Question 1
The principal that amounts to Rs. 4913 in 3 years at 6¼% per annum compound interest is ____.
  • A. Rs. 3096
  • B. Rs. 4076
  • C. Rs. 4085
  • D. Rs. 4096
Correct Answer: D
Explanation:
Using the compound interest formula, principal = 4913 / (1.0625 ) ) )³ = 4096.
Related Question 2
If a sum amounts to Rs. 1331 in 3 years at 10% compound interest, principal is ____.
  • A. Rs. 900
  • B. Rs. 1000
  • C. Rs. 1100
  • D. Rs. 1200
Correct Answer: B
Explanation:
1000 × (1.1) ) )³ = 1331.
Related Question 3
A sum invested at 20% compound interest gives Rs. 482 extra in 2 years. Find principal.
  • A. Rs. 4000
  • B. Rs. 1000
  • C. Rs. 1250
  • D. Rs. 2000
Correct Answer: D
Explanation:
Compound interest formula applied.
Related Question 4
A sum amounts to Rs. 2916 in 2 years and Rs. 3149.28 in 3 years at compound interest. Find principal.
  • A. Rs. 1500
  • B. Rs. 2000
  • C. Rs. 2500
  • D. Rs. 3000
Correct Answer: C
Explanation:
Use the ratio of consecutive amounts.
Related Question 5
There is a 60% increase in a sum in 6 years at simple interest. What will be the compound interest on Rs. 12000 for 3 years at the same rate?
  • A. Rs. 2160
  • B. Rs. 3120
  • C. Rs. 3972
  • D. Rs. 6240
Correct Answer: C
Explanation:
Rate = 10%, CI = 12000[(1.1)³ − 1] = 3972.