unit rate
proportional tables
Proportional graphs
Proportional equations
proportional relationships
100
It is $39.96 for 4 pizzas. How much is it per pizza?
It cost $9.99 for 1 pizza
100
Is the table proportional, explain.
No, because it does not have a constant rate of $4.35.
100
What two features of a graph are necessary to show that there is a proportional relationship?
a straight line passing through the origin
100
What is the unit rate (miles per hour)?
65 miles per hour
100
What is the unit rate?
Stacey hikes 12 miles in 3 hours and 20 miles in 5 hours.
4 miles per hour
200
A sloth can move 1/2 a foot in 1/4 of an hour. How fast can the sloth go per hour?
The sloth can go 2 feet per hour.
200
Is the table proportional? Explain.
Yes, it has the same unit rate of $2.65.
200
Is the graph proportional? Explain.
Yes, it has a straight line that starts at the origin.
200
What is the unit rate?
$2 per student
200
What does the point represent in the graph?
5 tickets cost $40
300
For 2/3 of a serving you need 1/2 cup of sugar . How much sugar is needed for 1 serving?
You need 3/4 cup of sugar for 1 serving
300
Is the table proportional? Explain.
No, they do not have the same unit rate.
300
Is the graph proportional?
No, it does not start at the origin.
300
What is the unit rate ($ per lb)
$1.50 per pound
300
Calculate the miles for 15 minutes?
1,125 miles
400
If 15 pizzas cost 97.50, how much would 6 pizzas cost?
$39 ($6.50 each)
400
4 onions - $1.16
7 onions- $2.03
10 onions- $
13 onions- $3.77
$0.29 each, so $2.90 for 10 onions
400
What is the unit rate for the following proportional graph?
$20 per ticket
400
Is the following relationship proportional?
2 drinks - $5.50
5 drinks - $13.75
7 drinks - $18.00
13 drinks - $35.75
No, 7 drinks would be $19.25 and not $18.
400
If the soda costs $3.60 for 12 ounces, what is the cost per ounce?
$0.30 per ounce