Question
A man invested certain sum at 5% p.a. simple interest for his son who was 15 years old. If the amount received by the son when he was 30 years old is Rs. 7200, then find the sum invested by the man.
More Simple and compound interest Questions
- A and B started a business with initial investments of Rs. 28000 and Rs. 30000 respectively. After one year, a profit of Rs. 5800 is earned. A being a work...
- Rs. 33000 was partly lent at 5% & remaining at 8% S.I. If total interest received from both was Rs. 6930 in 3 years. Then find the amount kept at 5% S.I p....
- Tina invested Rs. ‘x’ at 14% p.a. simple interest and Tanu invested Rs. (x + 700) at 11% p.a. If the total interest after 1 year is Rs. 615, find the value...
- Rs. 2,800 increases to Rs. 3,640 in 4 years at a simple interest rate of r% per annum. If Rs. 7,000 is put at 2r% per annum for 1 year, how much interest w...
- Shankar borrowed Rs. 7,200 at simple interest and repaid an amount of Rs. 9,504 after 7 years. If the interest rate p.a charged for first 4 years was 5% p....
- The simple interest earned on 2,400 at a rate of 5% per annum for 3 years is RS x and RS 1,736 is the simple interest earned on RS 6,200 at a rate of 14% f...
- A man invested Rs. 10,000 at simple interest of 15% p.a. If he had instead invested the same sum on compound interest of 15% p.a., compounded annually, the...
- The simple interest on a sum at 12% per annum for 2 years is 576. Find the principal.
- A certain sum of money becomes Rs. 1500 in 1 year and 2800 in 3 years at certain rate of simple interest. Find the sum of money invested.
- Deepa placed Rs. 3500 at R% p.a. simple interest for 6 years and Rs. 1500 at (R + 4)% p.a. simple interest for 6 years. If her total interest is Rs. 4560, ...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)