How much does a watch lose per day, if its hands coincide every 64 minutes?  Choose one.
A) 32 8/11min B) 32 8/01min C) 32 8/31min D) 32 6/11min E) 32 7/41min
55 min. spaces are covered in 60 min.   60 min spaces are covered in (60/55 * 60)min = 65 5/11 min   Loss in 64 min = ( 65 5/11- 64 ) = 16/11 min   Loss in 24 hrs = ( 16/11 * 1/64 * 24 * 60 ) min   = 32 8/11 min   32 8/11minnswer: Option '32 8/11min'
<result>A</result>
How much does a watch lose per day, if its hands coincide every 64 minutes?