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5 persons can prepare an admission list ...

5 persons can prepare an admission list in 8 days working 7 hours a day. If 2 persons join them so as to complete the work in 4 days, they need to work per day for `8\ hou r s` b. `9\ hou r s` c. `10\ hou r s` d. `12\ hou r s`

A

10 hours

B

9 hours

C

12 hours

D

8 hours

Text Solution

Verified by Experts

The correct Answer is:
A
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