1.	In the expression 18 is 20% of 90, 18 is the ____.
		A.	base	B.	percentage
		C.	rate	D.	percent proportion
		Hint
	2.	What number is 34% of 65?
		A.	19.1	B.	41.2
		C.	52.3	D.	22.1
		Hint
	3.	40 is what percent of 25?
		A.	160	B.	62.5
		C.	16	D.	10
		Hint
	4.	In the expression 18 is 20% of 90, 90 is the _____.
		A.	base	B.	rate
		C.	percent proportion	D.	percentage
		Hint
	5.	72 is what percent of 90?
		A.	40%	B.	20%
		C.	80%	D.	5%
		Hint