Quantitative Aptitude Ques 823

Question: If 20% of A = 30% of $ B=\frac{1}{6} $ then A : B : C is

Options:

A) 2: 3: 16

B) 3: 2: 16

C) 10: 15: 18

D) 15: 10: 18

Show Answer

Answer:

Correct Answer: D

Solution:

  • 20% of $ A=30% $ and $ B=\frac{1}{6} $ of C

$ \Rightarrow $ $ \frac{20A}{100}=\frac{30B}{100}=\frac{C}{6} $

$ \Rightarrow $ $ \frac{A}{5}=\frac{B}{\frac{10}{3}}=\frac{C}{6}=k $

$ \Rightarrow $ $ A=5k, $ $ B=\frac{10}{3}k $ and $ C=6k $

$ \therefore $ $ A:B:C=5k:\frac{10k}{3}:6k=15:10:18 $