A watch which gains uniformly is 2 minutes low at noon on Monday and is 4 min. 48 sec fast at 2 p.m. on the following Monday. When was it correct? ?->(Show Answer!)

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A watch which gains uniformly is 2 minutes low at noon on Monday and is 4 min. 48 sec fast at 2 p.m. on the following Monday. When was it correct? ?->(Show Answer!)

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1. A watch which gains uniformly is 2 minutes low at noon on Monday and is 4 min. 48 sec fast at 2 p.m. on the following Monday. When was it correct?

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By: guest on 01 Jun 2017 05.46 pm

Time from 12 p.m. on Monday to 2 p.m. on the following Monday = 7 days 2 hours = 170 hours. The watch gains 2 + 4 4 min. or 34 min. in 170 hrs. 5 5 Now, 34 min. are gained in 170 hrs. 5 2 min. are gained in 170 x 5 x 2 hrs = 50 hrs. 34 Watch is correct 2 days 2 hrs. after 12 p.m. on Monday i.e., it will be correct at 2 p.m. on Wednesday.

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