Unit Rate
Filling in proportional tables
Proportional graphs
Proportional equations
Constant of proportionality
100
It is $39.96 for 4 pizzas. How much is it for 1 pizza?
It cost $9.99 for 1 pizza
100
Complete the proportional table.
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.
y = 65x
100
What is the constant of proportionality (unit rate)?
Stacey hikes 12 miles in 3 hours and 20 miles in 5 hours.
4 miles per hour
200
Sally can jump 36 times in ½ minute. How much can she jump in 1 minute?
Sally can jump 72 times in 1 minute.
200
Complete the proportional table.
200
Is the graph proportional?
No, it does not start at the origin.
200
What does the equation(rule) mean for the following problem?
y = 65x
Each hour the car goes 65 miles.
200
Use the equation to find the value of y
when x = 8
y = 3.5x
y = 28
300
If the minute hand of a clock travels 270 degrees in 3 seconds, how much does the minute hand travel in 2 seconds?
270 degrees/3 seconds = 90 d/1 sec
90 d x 2 s =
180 degrees in 2 seconds.
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
Write an equation to represent the proportional graph.
y = 1/5x
or
y = 0.2x
300
Calculate the miles for 15 minutes?
1,125 miles
400
You need 1/2 cup of sugar for 2/3 of a serving. How much sugar is needed for 1 serving?
You need 3/4 cup of sugar for 1 serving.
400
Is the table proportional? Explain.
Yes, it has the same unit rate of $2.65.
400
Write an equation to represent the proportional relationship (round to the nearest HUNDREDTH).
y = 2/3x
or
y=0.67x
400
Write an equation for the proportional table?
Use c, cost and p, pounds in your equation.
c = 1.5p
400
How many cups of sugar per jam jar?
1/2 or 0.5 cups of sugar per jam jar.
500
What is the process called when a caterpillar turns into a butterfly?
Metamorphosis
500
What is the name of the main character in the video game "Minecraft"?
Steve
500
What is the name of the fitness test involving running back and forth across a set distance?
Shuttle Run Test or the "Beep Test"
500
DOUBLE JEOPARDY:
What is the only letter that doesn't appear in any U.S. state name?
The letter: "Q"
500
Why do things fall if you drop them?
Gravity