SSC CHSL 13 Apr 2021 Shift 3 Paper

Section: Quantitative Aptitude

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Question : 64 of 100

Marks: +1, -0

If

4 p=6 q=9 r

, then

p : q : r

is equal to

$9: 6: 4$
$4: 6: 9$
$15: 13: 10$
$16: 36: 81$

Solution:

Given,

4 p=6 q=9 r=x

(let)

∴ \;\; p=\;{x}/{4}, q=\;{x}/{6}

and

r=\;{x}/{9}

∴ \;\; p: q: r=\;{x}/{4}: \;{x}/{6}: \;{x}/{9}=9: 6: 4

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