1.	Find the square root
		A.		B.
		C.	121	D.	11
		Hint
	2.	Evaluate when a = 5 and b = 20.
		A.	25	B.
		C.	5	D.	-5
		Hint
	3.	Evaluate when x = 15 and y = 15.
		A.	-15	B.	15
		C.	-225	D.	225
		Hint
	4.	To what set of numbers does belong?
		A.	integers	B.	rationals
		C.	irrationals	D.	whole numbers
		Hint
	5.	The area of a square is 100 square inches. Find the perimeter of the square.
		A.	10 in.	B.	40 in.
		C.	100 in.	D.	20 in.
		Hint