Simple Interest MCQs

Practice Simple Interest MCQs with answers and detailed solutions. Learn interest calculation, principal, rate of interest, time period, amount, installment-based questions, and real exam-level quantitative aptitude problems frequently asked in SSC, Railway, Banking, UPSC, JKSSB, Police, Defence, Teaching and other competitive exams.

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Question #1 Report Error
The simple interest on a sum of Rs. 8000 for 3 years at 5% per annum is
A. Rs. 1000
B. Rs. 1500
C. Rs. 1800
D. Rs. 1200

Correct Answer: Option D


Explanation:
SI = (8000 × 5 × 3)/100 = 1200.

This question belongs to: Maths Simple Interest
Question #2 Report Error
A sum becomes Rs. 13500 in 3 years at 5% SI per annum. The principal is
A. Rs. 9000
B. Rs. 11000
C. Rs. 10000
D. Rs. 12000

Correct Answer: Option D


Explanation:
Interest = 13500 - P. SI = (P × 5 × 3)/100 = 13500 - P. Solving gives P = 12000.

This question belongs to: Maths Simple Interest
Question #3 Report Error
The rate of interest at which Rs. 6000 gives Rs. 1200 interest in 4 years is
A. 5%
B. 6%
C. 8%
D. 4%

Correct Answer: Option A


Explanation:
R = (1200 × 100)/(6000 × 4) = 5%.

This question belongs to: Maths Simple Interest
Question #4 Report Error
A sum of Rs. 5000 becomes Rs. 6200 in 3 years at simple interest. The rate percent per annum is
A. 6
B. 12
C. 8
D. 10

Correct Answer: Option C


Explanation:
SI = 1200. R = (1200 × 100)/(5000 × 3) = 8%.

This question belongs to: Maths Simple Interest
Question #5 Report Error
Simple interest on Rs. 1000 for 2 years at 6% is
A. Rs. 80
B. Rs. 140
C. Rs. 120
D. Rs. 100

Correct Answer: Option C


Explanation:
SI = (1000 × 6 × 2)/100 = 120.

This question belongs to: Maths Simple Interest
Question #6 Report Error
In how many years will Rs. 4000 amount to Rs. 5200 at 6% simple interest?
A. 3 years
B. 5 years
C. 6 years
D. 4 years

Correct Answer: Option B


Explanation:
SI = 1200. T = (1200 × 100)/(4000 × 6) = 5 years.

This question belongs to: Maths Simple Interest
Question #7 Report Error
The simple interest on a certain sum for 4 years at 8% is Rs. 640. The principal is
A. Rs. 1800
B. Rs. 2500
C. Rs. 2000
D. Rs. 2200

Correct Answer: Option C


Explanation:
P = (640 × 100)/(8 × 4) = 2000.

This question belongs to: Maths Simple Interest
Question #8 Report Error
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is
A. Rs. 650
B. Rs. 700
C. Rs. 720
D. Rs. 698

Correct Answer: Option D


Explanation:
Difference for 1 year = 39. SI for 3 years = 117. Principal = 815 - 117 = 698.

This question belongs to: Maths Simple Interest
Question #9 Report Error
At what rate percent per annum will a sum of Rs. 7500 amount to Rs. 9000 in 4 years?
A. 6%
B. 4%
C. 8%
D. 5%

Correct Answer: Option D


Explanation:
SI = 1500. R = (1500 × 100)/(7500 × 4) = 5%.

This question belongs to: Maths Simple Interest
Question #10 Report Error
The interest on a sum of Rs. 2000 for 3 years at R% is Rs. 360. What is R?
A. 4
B. 8
C. 6
D. 5

Correct Answer: Option C


Explanation:
R = (360 × 100)/(2000 × 3) = 6.

This question belongs to: Maths Simple Interest