Practice Simple and compound interest Questions and Answers

• Rs. 10000 is invested in scheme ‘A’ for a year at simple interest of 29% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sc...
• A sum of Rs.6,000 is to be paid back in two equal annual instalments; each instalment is to be paid at the end of every year. How much is each instalment i...
• Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 6000 in 24 months. If the same sum had been invested for 1 year at compound interest of...
• Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 7000 in 24 months. If the same sum had been invested for 1 year at compound interest of...
• Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 7200 in 24 months. If the same sum had been invested for 1 year at compound interest of...
• Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 6000 in 24 months. If the same sum had been invested for 1 year at compound interest of...
• Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 6000 in 24 months. If the same sum had been invested for 1 year at compound interest of...
• Rs. 10000 when invested at simple interest of r% p.a. amounts to Rs. 12000 in 24 months. If the same sum had been invested for 1 year at compound interest ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 25% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 20% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 30% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 35% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 40% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• A invested Rs. ‘x’ in a scheme offering compound interest of 20% p.a. compounded annually. If at the end of 2 years, interest received by A was Rs. (x ...
• Suman paid ₹9,600 in interest on a loan she obtained 5 years ago with a simple interest rate of 16%. What was the amount of the loan she had taken?
• In how much time will a sum of Rs. 5250 amounts to Rs. 9870 at the rate of 11 percent per annum at simple interest?
• The simple interest received on a sum is 25/36 of the sum. The number of years is equal to the annual rate of interest. What is the annual rate of interest...
• Sunil invested Rs. ‘4x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 y...
• Sunil invested Rs. ‘5x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 y...
• Mr. P invested Rs. ‘4x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 y...
• Mr. P invested Rs. ‘2x’ in scheme ‘A’ offering simple interest of 20% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 y...
• Mr. P invested Rs. ‘8x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 y...
• Mr. P invested Rs. ‘10x’ in scheme ‘A’ offering simple interest of 20% p.a. and reinvested the interest earned from scheme ‘A’ at the end of 4 ...
• A sum on simple interest becomes 9/4 times of itself in five years, find the rate of interest.
• The compound interest (compounded annually) on Rs 8200 for 2 years at R% p.a is Rs 1722. Had the rate of interest been (R+10)% p.a what would have been the...
• Sam invested a certain sum in scheme A for 5 years and in scheme B for 3 years, a sum which was double of that invested in scheme A. Both the schemes offer...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 130% of itself in 3 years. Find the interest earned when Rs. 3000 is inves...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 140% of itself in 2 years. Find the interest earned when Rs. 3200 is inves...
• 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...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 170% of itself in 7 years. Find the interest earned when Rs. 2800 is inves...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 110% of itself in 4 years. Find the interest earned when Rs. 3400 is inves...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 122% of itself in 5 years. Find the interest earned when Rs. 3000 is inves...
• A man invested certain sum at simple interest of r% p.a. such that it amounts to 124% of itself in 10 years. Find the interest earned when Rs. 10000 is inv...
• A borrowed Rs. 7000 from B for his business. How much amount A will return to B at the end of 30 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 7500 from B for his business. How much amount A will return to B at the end of 25 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 5500 from B for his business. How much amount A will return to B at the end of 21 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 9500 from B for his business. How much amount A will return to B at the end of 24 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 9500 from B for his business. How much amount A will return to B at the end of 36 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 6500 from B for his business. How much amount A will return to B at the end of 48 months such that the sum was borrowed at simple interest o...
• A borrowed Rs. 5200 from B for his business. How much amount A will return to B at the end of 15 months such that the sum was borrowed at simple interest o...