1.	It costs $7.50 to park a car or van at the Family Fun Amusement Park. The admission price to the park is $22.50 per person. If a group in one vehicle spends $142.50, how many people went to the park?
		A.	8	B.	5
		C.	7	D.	6
		Hint
	2.	Solve .
		A.	19	B.	10
		C.	7	D.	8
		Hint
	3.	Solve
		A.		B.
		C.		D.
		Hint
	4.	Solve 6r – 2r + 15 = -25.
		A.	r = 10	B.	r = 40
		C.	r = -40	D.	r = -10
		Hint
	5.	Solve –7c – 3c – 20 = 50.
		A.	c = 3	B.	c = -7
		C.	c = -3	D.	c = 7
		Hint