Tuesday 13 September 2011

Class 8th maths Test paper chapter COMPOUND INTEREST

1. Calculate the amount and compound interest on

(a) Rs 10,800 for 3 years at 12.5% per annum compounded annually (b) Rs 18,000 for 2.5 years at 10% per annum compounded annually(c) Rs 62,500 for 1.5 years at 8% per annum compounded half yearly.(d) Rs 8,000 for 1 year at 9% per annum compounded half yearly(e) Rs 10,000 for 1 year at 8% per annum compounded half yearly.

2. Kamala borrowed Rs 26,400 from a Bank to buy a scooter at a rate of 15% p.a. compounded yearly. What amount will she pay at the end of 2 years and 4 months to clear the loan?

3. Fabina borrows Rs 12,500 at 12% per annum for 3 years at simple interest and Radha borrows the same amount for the same time period at 10% per annum, compounded annually. Who pays more interest and by how much?

4. I borrowed Rs 12,000 from Jamshed at 6% per annum simple interest for 2 years. Had I borrowed this sum at 6% per annum compound interest, what extra amount would I have to pay?

5. Vasudevan invested Rs 60,000 at an interest rate of 12% per annum compounded half yearly. What amount would he get (i) after 6 months? (ii) after 1 year?

6. Arif took a loan of Rs 80,000 from a bank. If the rate of interest is 10% per annum, find the difference in amounts he would be paying after 1.5 years if the interest is (i) compounded annually. (ii) compounded half yearly.

7. Maria invested Rs 8,000 in a business. She would be paid interest at 5% per annum compounded annually. Find (i) The amount credited against her name at the end of the second year. (ii) The interest for the 3rd year.

Class 8th maths Test paper chapter COMPOUND INTEREST: 1. Calculate the amount and compound interest on (a) Rs 10,800 for 3 years at 12.5% per annum compounded annually (b) Rs 18,000 for 2.5 ye...

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