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A clock is set right at 8 a.m. The clock gains 10 minutes in 24 hours will be the true time when the clock indicates 1 p.m. on the following day?

Correct Answer: 48 min. past 12.

Explanation:

Time from 8 a.m. on a day to 1 p.m. on the following day = 29 hours. 


24 hours 10 min. of this clock = 24 hours of the correct clock. 


145 6  hrs of this clock = 24 hours of the correct clock. 


29 hours of this clock =  24 * 6 145 * 29  hrs of the correct clock 


= 28 hrs 48 min of the correct clock. 


Therefore, the correct time is 28 hrs 48 min. after 8 a.m. 


This is 48 min. past 12.


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