Question

If a:b=3:4 and b:c=5:9, then a:b:c is​

Answer 1

Answer:

a:b:c=15:20:36

Step-by-step explanation:

a:b=3/4 and

b:c=5/9

3/4*5/5=15/20

5/9*4/4=20/36

therefore a:b:c=15:20:36

Answer 2

Answer:

15:20:36

Step-by-step explanation:

make B same by doing so

a/b = (3/4) x 5

b/c = (5/9) x 4

a:b:c = 15:30:36