When asked to find $\frac{7}{18}$ of a number, a girl made the mistake finding $\frac{7}{8}$ of it. Her answer was too big by 105. Find the number.

      

When asked to find $\frac{7}{18}$ of a number, a girl made the mistake finding $\frac{7}{8}$ of it. Her answer was too big by 105. Find the number.

  

Answers

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Let the number be y.

$\frac{7}{18}y$ = $\frac{7}{8}y$ = 105

$\frac{7}{8}y$ - $\frac{7}{18}y$ = 105

$\frac{35}{72}y$ = 105;

y = 216

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johnmulu answered the question on June 8, 2017 at 06:46

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