Question

The product of two numbers is $9$. If one of them is $3\frac{3}{7}$, then find the other number .

Answer 1

Let the other number be $x$

Then, $x\times 3\frac{3}{7}=9$

$\Rightarrow x\times \frac{24}{7}=9$

$\Rightarrow 24x=63$

$\Rightarrow x=\frac{63}{24}=\frac{21}{8}=2\frac{5}{8}$