Question

if a:b =3:5 b:c =10:13 find a:b:c
ratio proportion

Answer 1

B is common so
3:5:10:13
I need to make 5 and 10 common
so
6:10:13

Answer 2

Hiii

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Solution: If a:b = 3 : 5

b:c = 10 : 13

Multiplying the ratio a:b by 2, we get, a:b = 2 x 3 : 2 x 5 = 6 : 10

Therefore, we have a:b = 6 : 10

b:c = 10 : 13

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a:b:c = 6 : 10 : 13

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