SSC CGL 12 Jun 2019 Shift 2 Paper

Question : 70 of 100

Marks: +1, -0

The efficiencies of A, B and C are in the ratio of 2 : 3 : 5. Working together, they can complete a task in 6 days. In how many days will A alone complete 20% of that task?

Validate

Solution:

Total work

=(2+3+5) \×6

=60

units
Time taken by

A=\ {60}/{2} \×\ {20}/{100}=6

days

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