1.	Multiply 0.25 × 103.
		A.	250	B.	25
		C.	0.00025	D.	25,000
		Hint
	2.	Solve b = 31.2 × 102.
		A.	0.312	B.	3.12
		C.	3,120	D.	312
		Hint
	3.	Multiply 2.35 × 0.001.
		A.	2,350	B.	0.00235
		C.	0.0235	D.	235
		Hint
	4.	A jacket that costs $55 is on sale for off of the original price. What is the sale price?
		A.	$49.50	B.	$0
		C.	$5.50	D.	$60.50
		Hint
	5.	Solve y = 0.00667 × 108.
		A.	0.667	B.	667,000
		C.	6670	D.	66,700
		Hint