lanaiheart7
lanaiheart7
23.02.2021 • 
Mathematics

At a school carnival, tickets can be purchased to participate in different activities. The table shows the total cost for different numbers of tickets.
School Carnival
Number of
Tickets,
Total Cost,
(dollars)
8
2.00
12
3.00
20
5.00
30
7.50
50
12.50
What is the constant of proportionality that relates y, the total cost in dollars, to x, the
number of tickets purchased?
A 4.00
B 0.25
C 1.00
D 0.10

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