unit rate
proportional tables
Proportional graphs
K Values
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
Is the graph proportional? Explain.
Yes, it has a straight line that starts at the origin.
100
What is the k value?
k=65
100
What is the constant of proportionality?
Stacey hikes 12 miles in 3 hours and 20 miles in 5 hours.
4 miles per hour
200
A sloth can move 0.5 feet in 15 minutes. 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?
No, it does not start at the origin.
200
What is the k-value?
k=2
200
What does the point represent in the graph?
5 tickets cost $40
300
For 3 servings you need 6 tablespoons of sugar . How much sugar is needed for 1 serving?
You need 2 tablespoons of sugar for 1 serving
300
Is the table proportional? Explain.
No, they do not have the same unit rate.
300
What is the unit rate for the following proportional graph?
$20 per ticket
300
What is the k-value?
k=1.5
300
Calculate the miles for 15 minutes?
1,125 miles