Question

Last week you worked the following hours: Monday, 5 ½ Wednesday, 6 ¾ Friday, 4 ½ How many hours did you work in all last week?

Answer 1

Adding up the whole hours first is 5+6+4 = 15.  Adding the fractions is 1/2 + 3/4 + 1/2 is 1 3/4
This is 16 3/4   (answer c)