Question

İf 15% of a number is 30, What is the number?
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Answer 1

Question

If 15% of a number is 30, What is the number?

Answer

Let the number be 'x'.

Therefore,

30 of x is 15%,

$= \frac{30}{x} \times 100\% = 15\% \\ = \frac{3000}{x} = 15 \\ = 3000 = 15x \\ = x = \frac{3000}{15} \\ = x = 200$

Therefore,the unknown number is 200.