Answer:
55/200 in percentage is 27.5 percent
So answer is 27.5

Convert the mixed number to an improper fraction:

Subtract the fractions to get your final answer:

A mean of thirty dollars on books would mean on average for her classmates.
112-37=75
75/5=15
So 15 weeks until she has 112 cards
It is a assuming each topping is a dollor