1.	Express 830% as a decimal.
		A.	0.083	B.	8.3
		C.	83.0	D.	0.83
		Hint
	2.	Express .00034 as a percent.
		A.	0.034%	B.	0.34%
		C.	3.4%	D.	0.0034%
		Hint
	3.	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.	0.2335%	D.	0.934%
		Hint
	4.	Find 7.25 written as a percent.
		A.	72.5%	B.	7,250%
		C.	7.25%	D.	725%
		Hint
	5.	Find 0.008 written as a percent.
		A.	80%	B.	0.08%
		C.	8%	D.	0.8%
		Hint