Mechanical Engineering > Gate 2018 Set-2 > Quants
A contract is to be completed in 52 days and 125 identical robots were employed, each operational for 7 hours a day. After 39 days, five-seventh of the work was completed. How many additional robots would be required to complete the work on time, if each robot is now operational for 8 hours a day?
A
50
B
89
C
146
D
7

Explanation

Correct : d

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