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Practice Simple and compound interest Questions and Answers

A certain sum of money becomes 7000 in 6 years and Rs. 8240 in 10 years at any certain rate of simple interest. Find the principal amount.
A certain sum of money becomes 8000 in 6 years and Rs. 9240 in 10 years at any certain rate of simple interest. Find the principal amount.
A certain sum of money becomes 2500 in 6 years and Rs. 3240 in 10 years at any certain rate of simple interest. Find the principal amount.
A certain sum of money becomes 4000 in 6 years and Rs. 5000 in 10 years at any certain rate of simple interest. Find the principal amount.
A certain sum of money becomes 4000 in 6 years and Rs. 5400 in 10 years at any certain rate of simple interest. Find the principal amount.
Vishal has certain sum of money with him. He invested 80% of the sum in scheme ‘X’ offering 15% p.a. simple interest for 8 years and received Rs. 2040 ...
Vishal has certain sum of money with him. He invested 80% of the sum in scheme ‘X’ offering 15% p.a. simple interest for 8 years and received Rs. 3960 ...
Vishal has certain sum of money with him. He invested 80% of the sum in scheme ‘X’ offering 15% p.a. simple interest for 8 years and received Rs. 2760 ...
Rs. 5000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 25 less than the inter...
Rs. 2000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 20 less than the inter...
Rs. 10000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 25 less than the inte...
Rs. 12000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 20 less than the inte...
Rs. 28000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 40 less than the inte...
Rs. 13000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 10 less than the inte...
Rs. 14000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 20 less than the inte...
Rs. 16000 invested for 2 years in a scheme offering compound interest (compounded annually) of 15% p.a. gives an interest that is Rs. 25 less than the inte...
A certain sum when invested for 3 years in a scheme offering simple interest of 15% p.a. gives an interest of Rs. 693. What is 125% of the sum invested?
A certain sum when invested for 3 years in a scheme offering simple interest of 10% p.a. gives an interest of Rs. 756. What is 130% of the sum invested?
A certain sum when invested for 3 years in a scheme offering simple interest of 10% p.a. gives an interest of Rs. 765. What is 110% of the sum invested?
A certain sum when invested for 3 years in a scheme offering simple interest of 12% p.a. gives an interest of Rs. 990. What is 120% of the sum invested?
A certain sum when invested for 3 years in a scheme offering simple interest of 20% p.a. gives an interest of Rs. 1470. What is 130% of the sum invested?
₹2,500, when invested for 8 years at a given rate of simple interest per year, amounted to ₹3,725 on maturity. What was the rate of simple interest tha...
Rs. 6,500 is invested in scheme ‘A’ for a year at simple interest of 20% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sc...
Rs. 4500 is invested in scheme ‘A’ for a year at simple interest of 40% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sch...
Rs. 9500 is invested in scheme ‘A’ for a year at simple interest of 50% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sch...
Rs. 2500 is invested in scheme ‘A’ for a year at simple interest of 25% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sch...
Rs. 8800 is invested in scheme ‘A’ for a year at simple interest of 20% p.a. The interest received from scheme ‘A’ is reinvested for 2 years in sch...
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. 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 40% 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?

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