RRB Group D 10-Dec-2018 Shift 1 Solved Paper

Question : 84 of 100

Marks: +1, -0

Raksha can complete a piece of work in 27 days while Esther takes 45 days to complete the work. They start working together, but Raksha leaves 9 days before the work gets over. For how many days does Esther work?

22.5
13.5
27
18

Validate

Solution:

Suppose total time required by Esther= x days.

5(x-9)+3x=135

5x-45+3x=135

8x=180

x=22.5

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