Q. A sum of Rs. 10 is lent to be returned in 11 monthly instalments of Re.1 each, interest being simple. The rate of interest is: (a) `9 1/11% `(b) 10% (c) 11% (d) `21 9/11% `

Rs 10 is to be paid in 11 monthly installment. If each installment is of Rs. 1. Find the rate of interest per annum.

On a sum of money, the simple interest for 2 years is Rs 660, while the compound interest is Rs 696.30, the rate of interest being the same in both the cases. The rate of interest is (a) 10% (b) 10.5% (c) 12% (d) None of these

A person lent out a certain sum on simple interest and the same sum on compound interest at a certain rate of interest per annum. He noticed that the ratio between the difference of compound interest and simple interest of 3 years and that of 2 years is 25:8. The rate of interest per annum is (a) 10% (b) 11% (c) 12% (d) 12 1/2%

The sum required to earn a monthly interest of Rs. 400 at 10% per annum at simple Interest Is (a) Rs. 45000 (b) Rs. 48000 (c) Rs. 56000 (d) Rs. 40000

The bankers discount on a certain sum due 2 years hence is (11)/(10) of the true discount.The rate percent is (a) 11%(b)10%(c)5% (d) 5.5%

Simple interest on a certain sum at a certain annual rate of interest is (1)/(9) of the sum.If the numbers representing rate percent and time in years be equal,then the rate of interest is 3(1)/(3)% (b) 5% (c) 6(2)/(3)% (d) 10%

The simple interest on a certain sum of money at the rate of 5% p.a. for 8 years is Rs 840. At what rate of interest the same amount of interest can be received on the same sum after 5 years? (a) 6% (b) 8% (c) 9% (d) 10%