SSC MTS MATHS(SIMPLE INTEREST)

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Question 1:

A sum of money lent out at simple interest amounts to ₹ 715 after 3 years and to ₹990 after a further period of 5 years. Find the sum.

Question 2:

At what rate per cent per annum will a sum of money double in 12 years?

Question 3:

The simple interest on a certain sum at $6.4 \%$ p.a. for $3 \frac{3}{4}$ years is ₹ 1,896 . What will be the amount (in ₹) of the same sum at the same rate in $6 \frac{1}{4}$ years?

Question 4:

On what sum of money can one earn ₹ 2,400 as simple interest at the rate of 8% per annum in 4 years?

Question 5:

The simple interest on a certain amount is $\frac{4}{25}$ of the principal. If the numbers representing the rate of interest in per cent and time in years are equal, then find the time for which the principal is lent out.

Question 6:

A sum of ₹ 6,400 amounts to ₹ 8,848 in $4 \frac{1}{2}$ years at a certain rate per annum at simple interest. What will be the amount (in ₹) of a sum of ₹ 9,000 in $2 \frac{2}{5}$ years at the same rate at simple interest ?

Question 7:

If the sum of the simple interest on ₹ 16,400 for 3 years at the rate of interest R and that on ₹ 18,000 for 4 years at the same rate R is ₹ 10,302, then the value of R will be:

Question 8:

If the simple interest charged for 9 months is 0.12 times the money borrowed, what is the rate percent per year?

Question 9:

A sum of money lent at simple interest amounts to ₹ 7,920 in 2 years and to ₹ 11,220 after 5 more years. What is the rate of interest per annum?

Question 10:

The amount of a certain sum in 3 years at simple interest at $x \%$ p.a. is ₹ 5,472 and the amount of the same sum in $7 \frac{1}{2}$ years at the same rate, at simple interest is ₹ 6,930 . The value of $x$ is:

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