1.	Evaluate when a = 5 and b = 20.
		A.	5	B.	25
		C.	-5	D.
		Hint
	2.	Evaluate when x = 15 and y = 15.
		A.	-225	B.	225
		C.	-15	D.	15
		Hint
	3.	To what set of numbers does belong?
		A.	whole numbers	B.	irrationals
		C.	integers	D.	rationals
		Hint
	4.	Graph x 5.
		A.
		B.
		C.
		D.
		Hint
	5.	Write and in order from least to greatest.
		A.
		B.
		C.
		D.
		Hint