ddddddddddddddddddddddddddddddddddddddddd
Answer:
b
Step-by-step explanation:
5 points?
Answer for A
I don't know about B , Sorry for that.
Answer: True
Cost = 15 + 3t
22.5 = 15 + 3(2.5)
22.5 = 15 + 7.5
22.5 = 22.5 <— true
Thus, the final answers are 1 and -1/8.