What sum will amount to Rs 4913 in 18 months, if the rate of interest is `12(1)/(2)` per annum, compounded half-yearly?

What sum will become Rs 9826 in 18 months if the rate of interest is 5/2 % per annum and the interest is compounded half-yearly?

In what time Rs.8000 will amount to Rs.9261 at 10% per annum compound interest, when the interest is compounded half-yearly?

Find the amount and the compound interest on Rs 31250 for 1(1)/(2) years at 8% per annum, compounded half-yearly.

A sum of Rs. 2400 amount to Rs. 2646 in 2 years. Find the rate of compound interest per annum?

Find the amount of Rs 1500 after 1(1)/(2) years at the rate of 12% per annum compounded half-yearly.

Ashok invests a certain sum of money at 20% per annum,compounded yearly.Geeta invests an equal amount of money at the same rate of interest per annum compounded half- yearly.If Geeta gets Rs.33 more than Ashok in 18 months,calculate the money invested.