Question

please answer by solving​

Answer 1

Given,

1st ratio = a:b = 4:5 and

2nd ratio = b:c = 2:3

We have to find → a:b:c

Solution :

At first, we have to multiply the terms each ratio by factors so that the ‘b’ terms become equal.

→ 1st ratio will be multiplied by 2

a:b = 8:10

→ 2nd ratio multiplied by 5

b:c =10:15

So,

a:b:c = 8:10:15

So option A is the correct answer.

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For short technique :

see the attachment please

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