Selected MCQ

Current Question
A sum amounts to Rs. 1344 in 2 years at simple interest. What is principal?
  • A. Rs. 150
  • B. Rs. 140
  • C. Rs. 130
  • D. Data insufficient
Correct Answer: D
Explanation:
Rate not given, cannot determine.
Related Question 1
A sum at simple interest amounts to Rs. 815 in 3 years. What is principal?
  • A. Rs. 700
  • B. Rs. 690
  • C. Rs. 650
  • D. Rs. 698
Correct Answer: D
Explanation:
Reverse SI formula.
Related Question 2
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 3
If a sum earns Rs. 500 as simple interest in 5 years at 5%, principal is ____.
  • A. Rs. 2000
  • B. Rs. 2500
  • C. Rs. 3000
  • D. Rs. 1500
Correct Answer: A
Explanation:
P = (SI×100)/(RT) = 2000.
Related Question 4
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 5
If a sum is invested at 10% for 3 years, simple interest is Rs. 300. Principal is ____.
  • A. Rs. 800
  • B. Rs. 900
  • C. Rs. 1000
  • D. Rs. 1200
Correct Answer: C
Explanation:
SI = PRT/100 → P = 1000.