1.	Solve .
		A.	1	B.	0, 1
		C.	-3, -1	D.	-3, 1
		Hint
	2.	Solve
		A.	-1, 4	B.	-1
		C.	1, 4	D.	0
		Hint
	3.	Solve
		A.	-3 < y < 1	B.	y < -3 or 0 < y < 1
		C.	-3 < y < 0 or y > 1	D.	y < -3
		Hint
	4.	Suppose that Pam could build a house in months and Jerry could build a house in months. If they work together, how long would it take them to build the house?
		A.	5 months	B.	10 months
		C.	months	D.	months
		Hint
	5.	John ran a marathon on a windy day. He ran the first 13 miles into the wind, and the last 13 miles with the wind at his back, and he completed the course in 3 hours. How fast is John in still conditions if the wind speed was 4 miles per hour?
		A.	–1.6 mph	B.	12.7 mph
		C.	10.2 mph	D.	8.7 mph
		Hint