Find the rate of interest when :
simple interest on Rs 1625 in `2 1/2 ` years is Rs 325 .

Find the rate of interest when . Rs 1200 amounts to Rs 1320 in 2 years

Find the time when : simple interest on Rs 1.20 lakhs at 6 1/2 per annum is Rs 27300 .

Find the time when : simple interest on Rs 2500 at 4 % annum is Rs 200 .

Find the rate of interest when . Rs 300 amounts to rs 400 in 2 years .

Find the principal when : simple interest at 16 % per annum for 2 1/2 years is Rs 3840 .

Find the time when : simple interest on Rs 2500 at 4 % per annum is Rs 200

The simple interest on Rs 6000 at 8 % p.a for one year is

Find the difference between compound interest and simple interest on Rs 8,000 in 2 years and at 5% per annum.

Find the difference between compound interest and simple interest on Rs 8,000 in 2 years and at 5% per annum.

Find the difference between compound interest and simple interest on Rs 12,000 and in 1(1)/(2) years at 10% p.a. compounded yearly.