Question

if A:B = 3:5 and B:C = 20:15 Find AC

FULL STEP BY STEP !​

Answer 1

Step-by-step explanation:

Get x in equation

Therefore A:B = 3x:5x and B:C = 20x:15x

to get B same in equation

4A:4B = 12x:20x

A = 12x

B = 20x

C = 15x

A×C = 12x × 15x = 180x^2