Answer quickly please Davis earned $3,000 at the bookstore. If he worked for 50 weeks and earned
the same amount of money each week, how much did he earn per week?
A. $60
B. 40
C. 20
D. 30

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.