Question

If a:b= 5:6 and b:c = 28:35, find a:c

Answer 1

Step-by-step explanation:

first step is

a×second b : first b×second b: first b×c

second step

5×28 : 6×28 : 6×35

140 : 168 : 210

a: b: c= 140:168:210

then

a:c =140:210

a:c = 2: 3