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Find the Number A, If 8.4% Of A Is 42 - Mathematics

Sum

Find the number a, if 8.4% of a is 42

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Solution

\[8 . 4 \% \text{ of a is }42 . \]
\[i . e . , \frac{8 . 4}{100} \times a = 42\]
\[ \Rightarrow a = \frac{42 \times 100}{8 . 4}\]
\[ \therefore a = 500\]

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APPEARS IN

RD Sharma Class 8 Maths
Chapter 12 Percentage
Exercise 12.2 | Q 2.1 | Page 9
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