Question

How much doesa clock lose per day if both of the hand co incide in every 64 min?

Answer 1

55 min. spaces are covered in 60 min.

60 min. spaces are covered in=60/55x 60min.= 65 5/11min

Loss in 64 min. =(65 5/11- 64)=16/11min

Loss in 24 hrs =16/11x1/64*24 x 60min.=32 8/11min