Given: Number of students who were given Cardinal Credits last week for good behavior = 14
Number of students who were given Cardinal Credits this week for good behavior = 22
To find: percent increase in number of students who were given Cardinal Credits
Solution:
Increase in number of students = 22 - 14 = 8
Percent increase in number of students who were given Cardinal Credits = Increase in number of students / Number of students who were given Cardinal Credits last week for good behavior × 100
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For this case we have that the original value of the car is: m dollars For the following year we have the value is: ((100-15) / (100)) m Rewriting we have: ((85) / (100)) m 0.85m Answer: the value of his car the year after the car is worth m dollars is: B.f (m) = 0.85m
