1.	Airline ticket prices for a trip from New York to Chicago vary widely on the Internet. The following table lists the Internet store, airline, and price for a roundtrip ticket from New York to Chicago. Consider how airline tickets vary from store to store. Reorganize the table to make it easier to compare the prices for a particular airline.
		A.
		B.
		C.
		D.
		Hint
	2.	Airline ticket prices for a trip from New York to Chicago vary widely on the Internet. The following table lists the Internet store, airline, and price for a roundtrip ticket from New York to Chicago. Consider how airline tickets vary from store to store. Which airline would you recommend for the best price in general?
		A.	AirAm	B.	JumboJet
		C.	Cross Country	D.	Plane2000
		Hint
	3.	The table below shows the population in the state of Illinois for the past 100 years, in 10-year increments. Predict the population in the year 2010.
		A.	12,565,300	B.	15,795,102
		C.	14,875,967	D.	14,001,524
		Hint
	4.	Joseph bakes many plates of cookies to sell at the bake sale once a month. He found that the amount of money he received for selling the cookies depended on the price he asked. He created the graph below to estimate his revenue (money received) on a single day for any price. For what price(s) can get Joseph a revenue of about $100.
		A.	none of the above	B.	$26
		C.	$8.50	D.	$8.50, $26
		Hint