1.	Express 4283% as a decimal.
		A.	4283	B.	42.83
		C.	428.3	D.	4.283
		Hint
	2.	Express 0.49% as a decimal.
		A.	0.00049	B.	0.049
		C.	0.49	D.	0.0049
		Hint
	3.	Express .00034 as a percent.
		A.	0.0034%	B.	0.34%
		C.	3.4%	D.	0.034%
		Hint
	4.	In a sample of air containing about 500 liters, 4.67 liters of the element Argon was found. What percentage of the air is Argon?
		A.	0.467%	B.	0.1868%
		C.	0.934%	D.	0.2335%
		Hint
	5.	Find 0.008 written as a percent.
		A.	8%	B.	0.08%
		C.	0.8%	D.	80%
		Hint