1.	Solve
		A.	6	B.	7
		C.	4.5	D.	4
		Hint
	2.	Solve = .
		A.	12	B.	24
		C.	6	D.	121.5
		Hint
	3.	Solve = .
		A.	8	B.	16
		C.	32	D.	6.125
		Hint
	4.	Solve = .
		A.	20	B.	22.1
		C.	13.1	D.	21
		Hint
	5.	Determine whether = form a proportion. Explain.
		A.	No, because 47.7 × 7 3 × 110.4.
		B.	Yes, because 47.7 × 7 = 3 × 110.4.
		C.	No, because 47.7 × 7 = 3 × 110.4.
		D.	Yes, because 47.7 × 7 3 × 110.4.
		Hint