Question

(a+b):a = 7:4 Find a:b

Answer 1

(a+b) : a = 7:4

a = 4

a+b= 7

7- 4 = b

b = 3

a:b = 4:3

Hope this will help....

Answer 2

4:3

Explanation:

a+b = 7 units

a = 4 units

b = 7 - 4 units

Thus,

a:b

-----

4:3