Rakesh lent out Rs. 8000 for 5 years at 15% per annum and borrowed Rs. 6000 for 3 years at 12% per annum. How much did he gain or lose?

The amount of Rs 200 in 10 years at 10 % per annum is

The simple interest on Rs 100 for 4 years at 5 % per annum is

Calculate the amount and compound interest on (a) Rs 10,800 for 3 years at (12) 1/2% per annum compounded annually. (b) Rs 18,000 for (2)1/2 years at 10% per annum compounded annually. (c) Rs 62,500 for (1)1/2 years at 8% per annum compounded half yearly. (d) Rs 8,000 for 1 year at 9% per annum compounded half yearly. (You could use the year by year calculation using SI formula to verify). (e) Rs 10,000 for 1 year at 8% per annum compounded half yearly.

Rohit borrowed Rs. 40,000 for 2 years at 10% per annum C.I. and Manish borrowed the same sum for the same time at 10.5% per annum simple interest. Which of these two gives less interest and by how much ?

Find the simple interest and amount on each of the following : (i) Rs. 8400 for 4 years at 8% per annum. (ii) Rs. 50000 for 3 years 12""1/2% per annum. (iii) Rs. 9275 for 2 years at 7""1/2% per annum.

Find the compound interest on Rs 12000 for 3 years at 10% per annum compounded annually.

Find the amount and the compound interest on Rs. 16,000 in 3 years at 10% per annum.

A sum of Rs 4000 is lent for 5 years at the rate of 15% per annum. Find the interest.

Calculate the amount and the compound interest on Rs. 8,000 for 3 years at 5% per annum.

Find the amount and C.I. on Rs. 12,000 in one year at 10% per annum compounded half-yearly.