The simple interest on a sum of money for 5 years is 35 of the sum- Find the rate percent per annum-

Let Rs x be the sum. Then according to #10;the question, the simple interest will be 35x . #10; #10; S.I. = P × R × T100 #10; #10; ...

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Standard VII

Mathematics

Simple Interest

The simple in...

Question

The simple interest on a sum of money for $5$ years is $\frac{3}{5}$ of the sum. Find the rate percent per annum.

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Solution

Let $R s x$ be the sum. Then according to the question, the simple interest will be $\frac{3}{5} x$ .

$S . I . = \frac{P \times R \times T}{100}$

$\frac{3 x}{5} = \frac{x \times R \times 5}{100}$

$R = \frac{3 x \times 100}{5 \times x \times 5}$

$R = 12 %$

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The simple interest on a sum of money for 5 years is 35 of the sum. Find the rate percent per annum.

Let Rsx be the sum. Then according to the question, the simple interest will be 35x. S.I.=P×R×T100 3x5=x×R×5100 R=3x×1005×x×5 R=12%

The simple interest on a sum of money for $5$ years is $\frac{3}{5}$ of the sum. Find the rate percent per annum.

Let $R s x$ be the sum. Then according to the question, the simple interest will be $\frac{3}{5} x$ .

$S . I . = \frac{P \times R \times T}{100}$

$\frac{3 x}{5} = \frac{x \times R \times 5}{100}$

$R = \frac{3 x \times 100}{5 \times x \times 5}$

$R = 12 %$