SSC CGL 4 06 2019 Shift 1 Paper

Question : 62 of 100

Marks: +1, -0

The ratio of the efficiencies of A, B and C is 2 : 5 : 3.
Working together, they can complete a work in 27 days. B and C together can complete

4/9

the part of that work in:

Solution:

\table ,A,:,B,: ,C;\Efficiency ,2,,5,,3

Total work

=27 \×10

=270

\ {4}{9} \×270=120 \ {W}

Required number of days

=\ {120}/{5+3}=15

days

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