Answers

2014-08-18T14:57:58+05:30
A + B + C = 180

3A = 4B = 6C = K (let)

A = K/3

B = K/4
C = K/6

So, A + B + C = (K/3) + (K/4) + (K/6) = 9K/12 = 3K/4
3K/4 = 180
K = 240

So, A = 80, B = 60, C = 40
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2014-08-18T18:55:59+05:30
ANSWER IS A=80,B=60,C=40
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