10. a school sells adult tickets and student tickets to
ets and student tickets for a play. it collects $1,400 in total.
2004 co, zoo
180
student tickets sold
the graph shows the possible
combinations of the number of adult
tickets sold and the number of student
tickets sold.
what does the vertical intercept (0, 200)
tell us in this situation?
20 40 60 80 100 120 140 160
adult tickets sold
a. it tells us the decrease in the sale of adult tickets for each student ticket sold.
b. it tells us the decrease in the sale of student tickets for each adult ticket sold.
c. it tells us that if no adult tickets were sold, then 200 students tickets were sold.
d. it tells us that if no students tickets were sold, then 200 adult tickets were sold.
(from unit 2, lesson 10.)