What is amount when compounded half-yearly

Compute the compounded interest on Rs 12000 for 2 years at 20% per annum when compounded half-yearly.

Compute the compounded interest on Rs 12000 for 2 years at 20% per annum when compounded half-yearly.

Find the compound interest on Rs 48,000 for one year at 8% per annum when compounded half yearly.

What sum will amount to Rs 4913 in 18 months, if the rate of interest is per annum, compounded half-yearly?

Find the rate percent per annum if Rs 2000 amount to Rs 2662 is years, interest being compounded half-yearly?

The difference of compounds interest on Rs. 800 for 1 year at 20% per annum when compounded half yearly and quarterly is :

Find, to the nearest rupee, the amount and the compound interest on 9000 for 1 (1)/(2) years at 8% per annum, the interest being compounded half-yearly.