Radha earns $22 %$ of her investment. If she earns $R s . 187$ , then how much did she invest?

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Solution

Let the investment be $R s . x$
.i.e., $22 %$ of $x = 187$
$\frac{22}{100} \times x = 187$
$x = \frac{187 \times 100}{22}$
$= 17 \times 50$
$∴ x = 850$
Radha invests $R s . 850$ .

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Radha earns 22% of her investment. If she earns Rs. 187, then how much did she invest?

Let the investment be Rs. x.i.e., 22% of x=18722100×x=187x=187×10022=17×50∴x=850 Radha invests Rs. 850.

Radha earns $22 %$ of her investment. If she earns $R s . 187$ , then how much did she invest?

Let the investment be $R s . x$
.i.e., $22 %$ of $x = 187$
$\frac{22}{100} \times x = 187$
$x = \frac{187 \times 100}{22}$
$= 17 \times 50$
$∴ x = 850$
Radha invests $R s . 850$ .