1.	A certain number is divided by 9, and then 6 is added to the result. The final answer is 21. Find the number.
		A.	117	B.	135
		C.	183	D.	243
		Hint
	2.	Fill in the ovals for the flowchart.
		A.	10, 20, 18	B.	21, 11.5, 9.5
		C.	10, 5, 3	D.	3, 5, 10
		Hint
	3.	The rule for the flowchart below is r = 10s + 6. Use the flowchart to find the value of r when the value of s is .
		A.		B.
		C.		D.	7
		Hint
	4.	Use the flowchart to backtrack and find the solution.
		A.		B.	4
		C.	3	D.	213
		Hint
	5.	Use the flowchart to write an equation.
		A.
		B.
		C.
		D.
		Hint