1.	Express the decimal 0.212121… using bar notation.
		A.		B.
		C.		D.
		Hint
	2.	Express as a fraction in simplest form.
		A.	or 2	B.	or 2
		C.	or 2	D.	or 2
		Hint
	3.	Express 0.313131… using bar notation.
		A.		B.
		C.		D.
		Hint
	4.	Write 2 as a decimal.
		A.	0.375	B.	2.8
		C.	2.6	D.	2.375
		Hint
	5.	Write -2 as a decimal.
		A.	-2.2	B.	2.4
		C.	-2.4	D.	-2.8
		Hint