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| 1. |
How much does a watch lose per day, if its hands coincide every 64 minutes? |
| Answer» 55 min. spaces are covered in 60 min. 60 min. spaces are covered in 60 x 60 min. = 65 5 min. 55 11 Loss in 64 min. = 65 5 - 64 = 16 min. 11 11 Loss in 24 hrs = 16 x 1 x 24 x 60 min. = 32 8 min. 11 64 11 | |