Question

Multiplying a number by 4/5 then dividing by 2/5 is the number same as multiplying by what number ?

Answer 1

Answer:

2

Step-by-step explanation:

When we multiply a number by $\frac{4}{5}$ and then we divide by $\frac{2}{5}$ we get

$\displaystyle \frac{\frac{4}{5}}{\frac{2}{5}} =\frac{4}{5}*\frac{5}{2}=2$

So, both operations are equivalent to multiply by 2