Mr. Jenkins is going to buy museum tickets for a class trip. The museum director gives him the following prices:
20 tickets cost a total of $250.
30 tickets cost a total of $375.
50 tickets cost a total of $625.
a.Based on these prices, is the cost of each ticket the same? Explain how you know.

b.Make a table of values to find the total cost of 32, 36, and 40 tickets.

c.Write an equation to find the total cost, y, of x museum tickets.

Mr. Jenkins spends $800 on museum tickets for the class trip.

d.Use the equation you wrote for part c. to find how many tickets Mr. Jenkins buys. Show your work or explain how you know.

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