Question

sandy says she splits her time on homework as follows: 45 percent on math, 20 percent on science, 18 percent on social studies, and 17 percent on language arts. a. if sandy spends 100 hours on homework ove a month, predict how much time she spend on each subject. b. if sandy only spends 75 hours on homework over a month, predict how much time she spends on each subject to the nearest tenth of an hour.

Answer 1

A.) math- 45, science- 20, social studies- 18, language arts- 17

b.) math- 33.8, science- 15, social studies- 13.5, language arts- 12.8

I’m not sure about b. If you round to the nearest tenth, you get 75.1, but if you keep them as they come out on the calculator, they add up to 75.