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M: +2.50/-0.83

P works thrice as fast as Q, whereas P and Q together can work four times as fast as R. If P, Q and R together work on a job, in what ratio should they share the earnings

[Paper II (CSAT) Analysis 2017]
A
B
C
D

EXPLANATION

Ans (a) A nice question from work and time. Let P work with speed 3x, ...
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