1.	Determine .
		A.	-32	B.	-16
		C.	-8	D.	-4
		Hint
	2.	If the area of a square is 225 square centimeters, what is its perimeter?
		A.	15	B.	60
		C.	135	D.	45
		Hint
	3.	Find the best integer estimate for .
		A.	-17	B.	-13
		C.	-15	D.	-11
		Hint
	4.	What is ?
		A.	2.5	B.	1.25
		C.	3.0	D.	0.75
		Hint
	5.	If a mountain climber is standing on the peak of a mountain 15,600 above the ground, about how far can the mountain climber see?
		A.	127.9 mi	B.	138.0 mi
		C.	152.4 mi	D.	113.1 mi
		Hint