A. 305
b. 900
c. 46
d. 157,019
3.08 is the answer because:
1(1)+3(2)+4(3)+4(4)+1(5)=40
40/13 is about 3.08.
You just have to multiply 150.5 times 1.2 and you get 180.6
75 - 15 = 60$ you subtract kind of doing it backwards in a sense to get your answer.
