Q

# Replace box in each of the following by the correct number: (a) 2/7 = 8/ box

3.(a)   Replace  in each of the following by the correct number :

(a)  $\frac{2}{7}=\frac{8}{\square }$

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The correct number is 28.

$\frac{2}{7}\times \frac{4}{4} =\ \frac{8}{28}\ =\frac{8}{\square }$

Thus    $\square\ =\ 28$.

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