2-14 Unit 2 Review

Label the graph

b

c

d

a

point ordered pair

x-axis

point, ordered pair

y-axis

Is this graph proportional?

Yes or No

Robert ran at a rate of 6 miles per hour.

Which equation shows the number of miles he ran, y, in x hours?

• 3

Sort the tables and graphs by Proportional or Non-Proportional

Groups:

(a) Proportional graphs

,

(b) Non-Proportional graphs

,

(c) Proportional tables

,

(d) Non-Proportional tables

• 
• 
• 
• 
• 
• 
• 
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Mo walked 12 miles in 3 hours.

How far would he walk in 5 hours at this rate?

Toby pulled weeds and earned $22.50 for three hours of work.

How much will he earn tomorrow if he works for 2 hours?

A store sells 3 candy bars for $2 at the checkout stand.

They also sell a box containing 16 candy bars for $10.

Which offer leads to the least expensive candy bar?

• 3 candy bars for $2

• Both are the same

• 16 candy bars for $10

Graph the equation y=2x