1.	The values in the graph below are _______
		A.	integers.	B.	rational numbers.
		C.	natural numbers.	D.	irrational numbers.
		Hint
	2.	Name the property illustrated by (3c · 6)2 = 3c(6 · 2).
		A.	commutative property of addition
		B.	associative property of multiplication
		C.	commutative property of multiplication
		D.	associative property of addition
		Hint
	3.	Name the additive inverse of
		A.		B.
		C.		D.
		Hint
	4.	Name the multiplicative inverse of 5.
		A.	20	B.	-5
		C.	0.2	D.	50
		Hint
	5.	Simplify 3(2a + b) + 6(a - 2b).
		A.	12a + 9b	B.	12a + 15b
		C.	12a + b	D.	12a - 9b
		Hint