at the video store where you work the dvd cases are 5/8 of an inch wide. New shelf units are available that have 6 40-inch shelves. How many dvd should fit on a 6-shelf unit?

2 answers

40/(5/8) =
40 * (8/5) = 320/5 = 64 dvds per shelf

64 * 6 = ________ total dvds
384