Question

Jayson takes a total of 5 hours of swimming lessons per week.if each lesson is 5/6 of an hour how many lessons does he take per week

Answer 1

5/1 / 5/6 = 5/1 x 6/5 = 6

Answer 2

We want an answer in # of lessons.  To obtain this, divide 5 hours by 
( 5/6 hour / lesson ).  "hour" and "hours" will drop out, leaving you with the # of lessons:

5 hours
----------------- = 6 lessons (answer)
 5/6 hour 
------------
 1 lesson