Vince worked 675 hours in 15 weeks. At what rate did he work in hours per week?

45 hours a week

Step-by-step explanation:

Ok, so we know that he worked 675 hours in 15 weeks.

So all we need to do is divide the hours by the amount of weeks, which is 15:

675/15 = 45

So he worked 45 hours a week!