Question

if A:b=7:5b:c=6:13 find the a:b:c​

Answer 1

Answer:

42: 30: 65

Step-by-step explanation:

a/b = 7/5 => b = 5a/7.

b/c = 6/13 => c = 13b/6 = 13/6 * 5a/7 = 65a/42

Now a:b:c = a : 5a/7: 65a/42

                 = 42: 30: 65