Reading proportional relationships
proportional tables
Proportional graphs
Proportional equations
Circles
100
What does the equation(rule) mean for the following problem. y = 65x
Each hour the car goes 65 miles.
100
Is the table proportional? Show all your work.
Yes
100
Is the graph proportional? Explain.
Yes, it has a straight line that starts at the origin.
100
Write an equation for the proportional table. Use d for distance and t for the time
d = 65m
100
What is the circumference?
What is the Circumference?
18pi and 56.52 yards
200
Is 7.5 laps in 5 minutes on the line?
yes
200
Complete the proportional table.
2, 5, 108
200
Is the graph proportional?
No, it does not start at the origin.
200
Write an equation to represent the proportional graph. Use c for the cost and n for number of students.
c = 2n
200
What is the area?
2pi or 78.5
300
Is 20 gallons/mile the constant of proportionality? Explain.
No, the constant of proportionality is always y/x. The graph is showing miles/gallon.
300
Is the table proportional? Explain.
No, they do not have the same unit rate.
300
How much does 10 concert tickets cost?
$200
300
A receipt call for 4 cups of flour for 3 cups of sugar. Write an equation, use f for cups of flour and s for cups of sugar. Leave your answer as a fraction.
f=4/3s or s=3/4f
300
What is the area?
178.5 square cm
400
Complete the proporitonal table.
2, 7/4
400
How many students cost $72? 
36 students