How many hours are there in 660 minutes?	Choose the correct option:  A) 60 hours  B) 6 hours  C) 30 hours  D) 11 hours  E) 10 hours
Solution:   Number of minutes in 1 hour = 60 minutes   So   Just divide 660 by 60   660 Ã· 60 = 11, so there are 11 hours in 660 minutes   Option 11 hours
<result>D</result>
How many hours are there in 660 minutes?