1.	What is the best integer estimate for ?
		A.	7	B.	10
		C.	9	D.	8
		Hint
	2.	Find the best integer estimate for .
		A.	-17	B.	-11
		C.	-13	D.	-15
		Hint
	3.	What is ?
		A.	0.75	B.	3.0
		C.	1.25	D.	2.5
		Hint
	4.	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.	113.1 mi	B.	127.9 mi
		C.	152.4 mi	D.	138.0 mi
		Hint
	5.	Use a calculator to find Round your solution to the nearest tenth.
		A.	-8.9	B.	-8.3
		C.	8.9, -8.9	D.	-9.1
		Hint