Question

Find a number which, when added to both terms of the ratio 3 : 5, may make it equal to 4 : 5.

Answer 1

Step-by-step explanation:

let that no. be x

3+x/5+x=4/5

by cross multiplication

x=5

3+x=8

5+x=10

and their ratio

8/10 in simplest form 4/5