Answer:
Part a): the first one Part b): 6688 (I think)
Step-by-step explanation:
15200/50= 304
304*22= 6688
160 pages.
That is 125 - 0.20 * 125
= 125 - 25
= 160 pages.
Answer: If I remember correctly, the answer should be <em>y=-2(3)^x. </em>
