Unit 6 Review Ratios and Proportions

REVIEW QUESTION
Is this table proportional or non-proportional?

• Proportional
• Non-Proportional
• both
• neither

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33
• 44
• 32
• 48

The equation to represent the proportional relationship given in the table is y = 9x . Using your equation how many hours (x) will it take to earn $81 (y).

• 10 hours

• 9 hours

• 8 hours

• $9

Is the graph proportional or non proportional?

• proportional
• non proportional

What is the unit rate for the rain fall?

• 2 cm per hour
• 1 cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

What makes a graph proportional?

• Straight Line

• The line goes through (0,0)

• Curvy line

• Straight line and passes through (0,0)

Does this graph represent a proportional relationship?

• Yes
• No

Does this graph represent a proportional relationship?

• Yes
• No

Why does this graph show a non-proportional relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

For every 1 cup of flour, 5 batches of cookies can be made.

How many batches of cookies can be made with 5 cups of flour?

• 5 batches of cookies

• 10 batches of cookies

• 15 batches of cookies

• 25 batches of cookies