Answer:
$619.65
Step-by-step explanation:
We know that he gets paid 180 a week, but we don't know how much he got from the commission of his sales. To find it, you multiply 9770 by 0.045 (because 0.045 = 4.5%) which you get 439.65. You then add the 180 to get 619.65.
He got an 80 percent.
13
Substitute 3 into c --> 5(3)-2 = 15-2 = 13
There are 12 students in each group
87-39= 48
48/4= 12
Hope this helped. ;)