If a, b, c are three positive integers such that a and b are in the ratio 3 : 4 while b and c are in the ratio 2:1, then which one of the following is a possible value of (a + b + c)?

Question

Murlidhar · Accepted Answer

It is Given that a:b = 3:4 and b:c = 2:1 ,
Then a:b:c = 3:4:2,
so a = 3x,b=4x and c=2x.
a+b+c = 9x. Therefore the answer will be a Multiple of 9. for eg.9,18,27...

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If a, b, c are three positive integers such that a and b are in the ratio 3 : 4 while b and c are in the ratio 2:1, then which one of the following is a possible value of (a + b + c)?