1.	Name the sets of numbers to which the value of -16 ÷ 50 belongs.
		A.	reals (R), rationals (Q), integers (Z), whole numbers (W)
		B.	reals (R), rationals (Q)
		C.	reals (R), irrationals (I)
		D.	reals (R), rationals (Q), integers (Z)
		Hint
	2.	Find the difference |-25| - (-32).
		A.	7	B.	-57
		C.	57	D.	-7
		Hint
	3.	Find the sum
		A.		B.
		C.		D.
		Hint
	4.	Find the product (-3.6) × 7.
		A.	10.6	B.	2.4
		C.	25.2	D.	-25.2
		Hint
	5.	Find 56.875 ÷ -6.5.
		A.	-8.75	B.	8.75
		C.	11.375	D.	-11.375
		Hint
	6.	Express the result in scientific notation.
		A.	1.25 × 10-4	B.	1.25 × 10-10
		C.	1.25 × 104	D.	1.25 × 1010
		Hint
	7.	Use mental math to solve
		A.		B.
		C.		D.
		Hint
	8.	How many possible subsets does {a,b,c} have?
		A.	9	B.	8
		C.	12	D.	7
		Hint
	9.	Which is a graph of whole numbers greater than 3?
		A.		B.
		C.		D.
		Hint
	10.	If A= {0,1,2,3,4}, B={2,4,6,8} and C= find
		A.	{-3, -2, -1, 0, 1, 2, 3, 4}	B.	{-3, -2, -1, 0, 2, 4, 6, 8}
		C.		D.	{0}
		Hint
	11.	is a real number and and is a real number and x<3}. Which is the graph of
		A.		B.
		C.		D.
		Hint
	12.	What is the value of cell A3?
		A.	9	B.	18
		C.	90	D.	6
		Hint
	13.	What is the value of cell D4?
		A.	15	B.	1840
		C.	540	D.	1620
		Hint
	14.	If a = –3 and b = 4, what is
		A.	–11	B.	12
		C.	15	D.	–27
		Hint
	15.	If a = –5 and b = 7, what is
		A.	–174	B.	–76
		C.	–114	D.	145
		Hint
	16.	What is ?
		A.	9	B.
		C.		D.	6
		Hint