Question

find a rational number between 3/8 and 2/5 ....

Answer 1

Your. Answer. .....

In attachement ...... .

Answer 2

A rational number between 3/8 &2/5 =

$= \frac{1}{2} (sum \: of \: two \: numbers) \\ \\ </p><p> = \frac{1}{2} ( \frac{3}{8} + \frac{2}{5} ) \\ \\ = </p><p> \frac{1}{2} × \frac{31}{40} \\ \\ </p><p> = \frac{31}{80}$

So 31/80 is a rational no. between. 3/8 and 2/5.