1.	Find DF if D is between E and F, ED = 6x - 4, DF = 3x + 5, and EF = 46.
		A.	20	B.	26
		C.	22	D.	28
		Hint
	2.	Find ST if S is between R and T, SR = 2x + 7, ST = x - 6, and RT = 100
		A.	33	B.	74
		C.	99	D.	27
		Hint
	3.	What is an acceptable range for a measurement of 60.5 centimeters?
		A.	60.25 cm to 60.75 cm	B.	60 cm to 61 cm
		C.	604 mm to 606 mm	D.	604.5 mm to 605.5 mm
		Hint
	4.	Find XY.
		A.	in.	B.	in.
		C.	in.	D.	in.
		Hint
	5.	Given that R is between S and T, SR = , and RT = , find ST.
		A.	2	B.
		C.		D.
		Hint