1.	-13 is _____.
		A.	a whole number	B.	a whole number and an integer
		C.	a whole number and rational number	D.	an integer and rational number
		Hint
	2.	is _____.
		A.	a whole number	B.	an integer and rational number
		C.	a rational number	D.	an integer
		Hint
	3.	Determine whether the number 0.45445444544445. . . is rational or irrational.
		A.	neither	B.	irrational
		C.	rational	D.	both
		Hint
	4.	Determine whether is rational or irrational.
		A.	Rational	B.	Both
		C.	Irrational	D.	Neither
		Hint
	5.	Let R = real numbers, Q = rational number, Z = integers, W = whole numbers, and I = irrational numbers. Name the set(s) of numbers to which belongs.
		A.	R, I	B.	R, Z
		C.	R, W	D.	R, Q
		Hint