Find the domain of the following piecewise function

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

For what type of equity loan are you lent a lump sum, which is to be paid within a certain period of time? a. a line of credit b. equity c. a second mortgage d. an amortization