The ratio is 3:5.
You have to divide 72, so the sum of x and y is 72.
Set both expressions equal to each other:
72 divided in a ratio of 3:5 is 27:45.
You have to divide 72, so the sum of x and y is 72.
Set both expressions equal to each other:
72 divided in a ratio of 3:5 is 27:45.