Question

Product of two rational no. is 1 , if one of them is ⁵/², then the other no. isa) ⅖b) -1 c) 0

Answer 1

Given:

Product of two numbers is 1.

The one number is 5/2.

Let the another number be x.

`\begin{gathered} x*(5)/(2)=1 \\ x=1*(2)/(5) \\ x=(2)/(5) \end{gathered}`

Answer: Option a) is correct. the other number is 2/5.