Math, asked by chaudharyajay37940, 4 months ago

if (3a+ 2b) : (2a + 5b) = 12:19;then find a:b

Answers

Answered by ahujatanu77

2

Answer:2:3

Step-by-step explanation:

We will cross multiply

We will get, 19 (3a+2b) = 12 (2a+5b)

=57a +38b = 24a +60b

33a =22b

3a =2b

Ans. = 2:3

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