Selected MCQ

Current Question
If the compound interest for 2 years is Rs. 210 and the simple interest is Rs. 200, find the principal?
  • A. Rs. 1000
  • B. Rs. 2000
  • C. Rs. 1500
  • D. Rs. 2500
Correct Answer: A
Explanation:
Difference used to find the rate, then principal = 1000.
Related Question 1
The simple interest on Rs. 12000 for 5 years is Rs. 7200. Find the compound interest for the same period and rate.
  • A. Rs. 3502.80
  • B. Rs. 3052.40
  • C. Rs. 3054.80
  • D. Rs. 3052.80
Correct Answer: D
Explanation:
Rate = 12%, apply the compound interest formula.
Related Question 2
The simple interest on a sum for 3 years is half the compound interest for 2 years at 10%. Find the sum.
  • A. Rs. 1550
  • B. Rs. 1650
  • C. Rs. 1750
  • D. Rs. 2000
Correct Answer: C
Explanation:
Solve the SI and CI relation.
Related Question 3
If the difference between compound and simple interest for 2 years is Rs. 50 on Rs. 1000, find the rate?
  • A. 5%
  • B. 10%
  • C. 7%
  • D. 8%
Correct Answer: A
Explanation:
Difference = P(R/100)² → R = 5%.
Related Question 4
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 5
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.