5. c) (ANB)-(ANC) d) (AUB)-(AUC)
Of a group of 120 students, 90 takes mathematics and 72 takes statistics. If 10 studer
neither of two, the number of student taking both subjects are:
b) 45
d) 58
a) 50
c) 52​

In 2000 the average price of a football ticket was $48.28. during the next 4 years, the proce increased an average of 6% each year.a) write a model giving the average price (p), in dollars, of a ticket (t) in years after 2000.b) graph the model. estimate the year when the average ticket price was about $60