Simple interest

Rita deposited Rs.1200 in a savings bank. The bank offered 12% simple interest per annum. How much interest does she earn in 5 years?

• Rs 960

• Rs 1920

• Rs 720

• Rs 480

Simple interest is calculated only on the .

• Amount

• Principal

• Amount and principal

• none of these

If the simple interest on a certain sum of money for 6 years is three-fifth of the sum, find the rate of interest per annum.

• 10%

• 12%

• 5%

• 20%

In what time would a sum double itself at 5% simple interest?

• 10 years

• 20 years

• 5 years

• 40 years

On a certain sum, the simple interest at x % for x years is Rs. x. Find the sum.

• Rs x

• Rs 100/x

• Rs x/100

• Rs 100

In how much time would the simple interest on a certain sum be one- eighth of the principal at 10 % per annum?

• 7/4 years

• 5/4 years

• 9/4 years

• 11/4 years

What will the ratio of simple interest earned by certain amount at the same rate of interest for 6 years and that for 9 years.

• 1:2

• 2:1

• 2:2

• 2:3

Find the simple interest on Rs 7000 at 50/3 % for 9 months

• Rs 1075

• Rs 975

• Rs 875

• Rs 775

Sahil took a loan for 6 years at the rate of 5% per annum on Simple Interest, If the total interest paid was Rs. 1230, the principal was?

• Rs 4100

• Rs 4200

• Rs 4300

• Rs 4400

At 5% per annum simple interest, Rahul borrowed Rs. 500. What amount will he pay to clear the debt after 4 years?

• 750

• 700

• 650

• None of these