1.	Which set notation means that 4 is an element of {3,4,5,6}?
		A.	4{3, 4, 5, 6}	B.	4{3, 4, 5, 6}
		C.	4{3, 4, 5, 6}	D.	{3, 4, 5, 6}
		Hint
	2.	How many possible subsets does {a,b,c} have?
		A.	9	B.	8
		C.	7	D.	12
		Hint
	3.	Use mental math to solve
		A.	17	B.	-17
		C.	1	D.	16
		Hint
	4.	What value is a solution to the equation
		A.	12	B.	8
		C.	-12	D.	-8
		Hint
	5.	Use mental math to solve
		A.	-20	B.	-4
		C.	-12	D.	4
		Hint