EPFO 2012 Solved Paper

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Question : 1 of 100

Marks: +1, -0

if 20% of P = 30% of Q =

1 / 6

of R, then P : Q : R is

2 : 3 : 16
3 : 2 : 16
10:15:18
15:10 : 18

Solution:

Given, 20% of P = 30% of Q =

1/6

of R

⇒P×20/100=Q×30/100=R×1/6

⇒

P/5={3Q}/10=R/6=k

( let)
⇒

P = 5k, Q={10k}/3,R=6k

∴

P:Q:R=5k:{10k}/3:6k=15:10:18

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