Math, asked by tanushreeroy805, 19 days ago


check \: is \: 5\% \: of \: a \: number \: less \: than \:  \frac{1}{10}  \: of \: the \: number

Answers

Answered by Itzsweetcookie
2

Answer:

5% of x = 1/10 of x

 \frac{5}{100}  \times x =  \frac{1}{10}   -  x \\   \\  \frac{1}{20} x =  \frac{1}{10}  - x \\  \frac{1}{20} x  + x =  \frac{1}{10}  \\  \frac{21}{20} x =  \frac{1}{10}  \\ x =  \frac{1}{10}  \times  \frac{20}{21}  \\ x = 21

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