1.	Find .
		A.		B.
		C.		D.
		Hint
	2.	Suppose you bought two storage blocks for your bedroom. One is inches high. The other is inches high You want to stack them and fit them under the window, which is 21 inches from the floor. Will they fit?
		A.	They will not fit at all.	B.	They will fit exactly.
		C.	They will fit but not exactly.	D.	None is correct.
		Hint
	3.	Evaluate a - b if a = and b = .
		A.	-1	B.
		C.	1	D.
		Hint
	4.	Solve r = +.
		A.	r =	B.	r = -1
		C.	r =	D.	r = 1
		Hint
	5.	A bush in Angelita's garden was 21inches tall. Angelita trimmed 7inches off of the top of the bush. How tall is the bush now?
		A.	29 inches	B.	14 inches
		C.	13inches	D.	14inches
		Hint