1.	Express 830% as a decimal.
		A.	0.83	B.	83.0
		C.	8.3	D.	0.083
		Hint
	2.	Express 4283% as a decimal.
		A.	42.83	B.	4.283
		C.	4283	D.	428.3
		Hint
	3.	Express as a percent.
		A.	8.25%	B.	82.8%
		C.	825%	D.	828%
		Hint
	4.	Express .00034 as a percent.
		A.	0.034%	B.	0.0034%
		C.	3.4%	D.	0.34%
		Hint
	5.	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