1000 workers were employed to construct a river bridge in four years. At the end of first year, 10% workers were retrenched. At the end of second year, 5% of the workers at that time were retrenched . However to complete the project in time the number of workers was increased by 10% at the end of third year. How many workers were working during the fourth year?

Find the Principal if the compound interest compounded annually at the rate of 5% per annum for three years is Rs 157625

Raghu borrowed Rs. 25,000 at 20% p.a. compounded half-yearly. What amount of money will discharge his debt after one and a half year ?

Find the Compound Interest on Rs.8000 at 5% per annum for 3 years when C.I is reckoned yearly?

At what rate percent will a sum of Rs 1000 amount to Rs 1102.50 in 2 years at compound interest?

At what rate percent compound interest per annum will Rs 640 amount to Rs 774.40 in 2 years?

Find the compound interest when 1,25,000 rupees is invested for 9 months at 8% per annum, compounded quarterly?

If a, b, c are three sum of money such that b is the simple interest on a, c is the simple interest on b for the same time at the same rate of interest, then _________________

The difference between simple interest and C.I. at the same rate for Rs.5000 for 2 years in Rs.72. The rate of interest is?

Find the rate at which a sum of money will double itself in 3 years, if the interest is compounded annually.