Simple Interest...

The interest on a sum of money at the end of 4 years is 3/5 of the sum. What is the rate percent?

Amount of Rs. 10600 was invested by Mr Lalit dividing it into two different investment schemes A and B at a simple interest rate of 12% and 15%. What was the amount in plan B if the amount of interest earned in two years was Rs. 2820.

A sum of ₹ 1,400 becomes ₹ 2,240 in 3 years. Find: the rate of interest

Find the simple interest, when:  Principal = Rs 21000, Rate of Interest = 16% per annum and Time = 3 months.

The simple interst at x % per annum for x years will be ₹ x on a sum of

A sum amounts to ₹ 3648 in 4 years at 5% p.a. simple interest. Find the time in which the same sum will double itself at the same rate of interest.

What sum of money lent out at 8% for 5 years will produce the same interest as ₹ 500 lent out at 5% for 6 years?

Find the simple interest, when:  Principal = Rs 7500, Rate of Interest = 8% per annum and Time = 6 months.

A sum of money is lent for 8 years at R% simple interest per annum. If the interest earned be one-fifth of the money lent, find the value of R.

Find the simple interest, when:  Principal = Rs 4000, Rate of Interest = 12% per annum and Time = 73 days.

A money lender claims to be lending at simple interest, but he adds the interest every 6 months in the calculation of principal. The rate of interest charged by him is 16%. What will be the effective rate of interest?

A sum of ₹ 1,600 becomes ₹ 2560 in 3 years. Find the rate of interest.

P and Q invest ₹ 28,000 and ₹ 22,000 respectively at the same rate of interest per year. If at the end of 3 years, P gets ₹ 2160 more interest than Q, find the rate of interest.

The simple interest earned on a certain sum in 4 years is 20% of the sum. Find the rate of interest.

A sum amounts to ₹ 2882 in 3 years at 5% p.a. simple interest. Find the sum.