Question

A sum of tw numbers is equal to 2/5 . if one number is 7/20 , then the other number is​

Answer 1

Answer:

A sum of two numbers is equal to 2/5 . if one number is 7/20 , then the other number is​ 1/20.

Step-by-step explanation:

Let x,y be two numbers

By the problem x+y=2/5

let x=7/20

then by (i)

7/20+y=2/5

or,y=2/5 - 7/20

or,y=1/20.

Therefore the other number is 1/20.