Last night, Rebecca worked on her accounting homework for two and a half hours. During that time, she completed eight problems. What is Rebecca's velocity in problems per hour?
A) 3.2 per hour
B) 4.0000 per hour
C) 6.1250 per hour
D) 10.0000 per hour

Question

Quizplus · Accepted Answer

Rebecca worked on her accounting homework for two and a half hours and completed eight problems. So, her velocity is 8 problems / 2.5 hours = 3.2 problems per hour.

Last Night, Rebecca Worked on Her Accounting Homework for Two