1.	Name the sets of numbers to which the value of -16 ÷ 50 belongs.
		A.	reals (R), irrationals (I)
		B.	reals (R), rationals (Q)
		C.	reals (R), rationals (Q), integers (Z)
		D.	reals (R), rationals (Q), integers (Z), whole numbers (W)
		Hint
	2.	The values in the graph below are _______
		A.	rational numbers.	B.	natural numbers.
		C.	integers.	D.	irrational numbers.
		Hint
	3.	Name the property illustrated by (3c · 6)2 = 3c(6 · 2).
		A.	associative property of multiplication
		B.	associative property of addition
		C.	commutative property of addition
		D.	commutative property of multiplication
		Hint
	4.	Name the additive inverse of
		A.		B.
		C.		D.
		Hint
	5.	Simplify 3(2a + b) + 6(a - 2b).
		A.	12a + b	B.	12a + 9b
		C.	12a + 15b	D.	12a - 9b
		Hint