Question
A certain amount becomes double in 8 years at r% simple interest. Find the rate of interest.
More Simple and compound interest Questions
- A sum of ₹8000 is invested at 10% per annum for 2 years. Find the difference between the compound interest (compounded annually) and the simple interest on...
- The interest received on investing Rs. (2p + 400) on simple interest at 15% p.a. for 4 years is Rs. (p + 540). Find the ratio (p + 100) :(p + 500).
- A man invested certain sum at simple interest of r% p.a. such that it amounts to 160% of itself in 6 years. Find the interest earned when Rs. 2400 is inves...
- Aman invested Rs. 'a' and Rs. (a + 2300) in SIP 'P' and 'Q', respectively, in a way that the amounts received from both SIPs after 2 years are equal. If SI...
- A man invested Rs. 25,000 at simple interest of 12% p.a. If he had instead invested the same sum on compound interest of 12% p.a., compounded annually, the...
- Find the total amount returned by Manish to the bank at the end of three years, when Rs.24000 is borrowed at the rate of (25/2)% compounded annually?(can c...
- A woman borrows Rs. 80,000 from a bank at 8% per annum. She invests Rs. 30,000 of it in a business at 12% per annum and the rest at 10% per annum. Calculat...
- An amount was invested at simple interest for 2 years. If the rate had been 8% higher, the interest would have increased by Rs. 320. What is the principal ...
- What will be the difference between the SI and CI @ 10%p.a on a sum of Rs. 9000 for 4 years?
- Simple interest and compound interest (compounded annually) earned on a sum at the end of 2 years at a certain rate of interest p.a. are Rs. 4500 and Rs. 5...
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)