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Question

Nikhil and Rohit together can complete a job in 105 days 8 minutes, while Rohit and Suresh together can finish the same job in 70 days 5 minutes. If Suresh’s efficiency is 24.99% less than Rohit's, find the approximate time taken by all three to complete 80% of the job together.

A 40

B 60

C 35

D 56

E None of these

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