A sum becomes Rs. 11200 after 3 years and Rs. 12800 after 5 years at simple interest. The sum is MCQ with Answer and Explanation

Question
A sum becomes Rs. 11200 after 3 years and Rs. 12800 after 5 years at simple interest. The sum is
A. Rs. 7500
B. Rs. 9000
C. Rs. 8500
D. Rs. 8000
Answer: Option D
Solution (By JKExamLibrary)
Difference for 2 years = 1600. SI for 1 year = 800. SI for 3 years = 2400. Principal = 11200 - 2400 = 8000.
This question belongs to: Maths Simple Interest

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Practice More Simple Interest Questions

Question #1
In how many years will Rs. 63000 amount to Rs. 88200 at 8% simple interest?
A. 5 years
B. 6 years
C. 7 years
D. 4 years
Discuss

Correct Answer: Option A

Explanation:
SI = 25200. T = (25200 × 100)/(63000 × 8) = 5 years.
This question belongs to: Maths Simple Interest
Question #2
The principal that gives Rs. 831600 interest in 9 years at 11% SI is
A. Rs. 840000
B. Rs. 838000
C. Rs. 841000
D. Rs. 839000
Discuss

Correct Answer: Option A

Explanation:
P = (831600 × 100)/(11 × 9) = 840000.
This question belongs to: Maths Simple Interest
Question #3
The principal that gives Rs. 4057200 interest in 8 years at 21% SI is
A. Rs. 2413000
B. Rs. 2416000
C. Rs. 2415000
D. Rs. 2414000
Discuss

Correct Answer: Option C

Explanation:
P = (4057200 × 100)/(21 × 8) = 2415000.
This question belongs to: Maths Simple Interest
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