Question

The cost of 5 balls is 37'1/2. Find the cost of 12 such balls.

Answer 1

Step-by-step explanation:

By Direct variation,

5 balls cost ₹37.5

12 balls cost ₹ x

$\implies$ $x×5=12×37.5$

$\implies$ $x=\Large\frac{12×37.5}{5}$

$\implies$ $\boxed{Cost=90}$

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