1.	What equation represents ''What percent of 50 is 18''?
		A.	= 18	B.	y · 50 = 18
		C.	18 · 50 = y	D.	y · 18 = 50
		Hint
	2.	What equation represents ''40% of what number is 128''?
		A.	.40 x = 128	B.	= 128
		C.	128 x = .40	D.	.40 · 128 = x
		Hint
	3.	Write an equation and solve.40% of what number is 128?
		A.	512	B.	32
		C.	51.2	D.	320
		Hint
	4.	Write an equation and solve.What percent of 50 is 18?
		A.	9%	B.	0.36%
		C.	36%	D.	28.8%
		Hint
	5.	Write an equation and solve.What percent of 940 is 47?
		A.	5%	B.	25%
		C.	50%	D.	20%
		Hint