Question

in the product of two rational number is 1 and one of the two number is 2/5 then the other one is ________​

Answer 1

Answer:

$\frac{5}{2}$

Explanation:

$\frac{2}{5} \times \frac{5}{2} = 1$

Answer 2

Answer:

2/5 × 5/2= 10/10

1 is the answer