Question

If a:b=4:9 and b:c=3:5 find a:b:c

Answer 1

a:b = 4:9

b:c = 3:5

a:b:c = 4/9 × 9/15

= 4:9:15

Answer 2

Answer:

a:b:c= 4:9:15

Step-by-step explanation:

b:c=3:5= 3×3:5×3 = 9:15

a:b= 4:9.

therefore, a:b:c= 4:9:15

Hope it helps.