Question

a: b = 2: 7 and B: C = 5: 11 find a: b: c​

Answer 1

a:b = 2:7 = 10:35

b:c = 5:11 = 35:77

a:b:c = 10:35:77

Answer 2

Answer:

a/b=2/7

b/c=5/11

a/b=2×5/7×5

b/c=5×7/11××7

so that a:b:c=10:35:77