Answer:
23%
Step-by-step explanation:
Answer: 55-1/2w=p
Step-by-step explanation: 55 is the starting weight. Therefore, you need to subtract 55 by 1/2 (the amount of weight he loses each week) times each week. This will determines the weight- (p).
Just draw the graphs, and you should find y = 10x² is the only graph narrower than the given one.