Constant Proportionality from Tables
Constant of Proportionality from Graphs
Constant of Proportionality from Words
Constant of Proportionality and Equations
COP characteristics
100
Looking at the table below, what is the price of 1 bag of chips?
$0.75 or 75 cents
100
Find the constant of proportionality with correct units
k =46 miles per hour
100
Morgan bought 24 batteries packed in 6 equal packs. What is the number of batteries per pack?
4 batteries per pack
100
Write an equation if the constant of proportionality is 7
y =7x
100
What is k mean in y=kx?
constant of proportionality
200
Looking at the proportional table shown below, what would the cost be of 27 pounds of apples?
$81.00
200
What is K with proper units?
k = 1.2 miles per hour
200
Julie brought 5 pounds of cans to a recycling place and was paid $2. Find the constant of proportionality (cost per pound)
$0.40 per pound
200
Write an equation if the constant of proportionality is 2/3
y= 2/3x
200
when you are looking at a graph the line is proportional if it passes through
the origin
300
Does this table display proportionality? If so, what is it's constant?
It is not proportional, there is no CoP.
300
Trivia
What is the largest country in the world?
Russia!
300
To make juice, Michael combines 1/4 liters of water and 2/3 scoops of juice mix. What is the CoP (scoops per liter)?
8/3 or 2 and 2/3 scoops per liter
300
TRIVIA:
What iconic company did Steve Jobs start?
300
what is another word for constant of proportionality?
unit rate
400
How long, in hours, would it take to bake 30 cakes? Round your answer to the nearest tenth.
17.8 hours
400
Find k with proper units.
k = 3 gallons per minute
400
Zachary's time machine needs 14 megawatts of electricity to travel back 7 years. What is the unit rate (megawatts per year)?
2 megawatts per year
400
C
400
what is the x and y value (x,y) for a point at the origin?
(0,0)
500
If this table displays proportionality, what is it's equation?
y=3x
500
Find the constant of proportionality with correct units
60 miles per hour
500
A dog can walk 1 and 1/2 miles in 3/4 of an hour. How far can the dog walk in an hour?
2 miles
500
2.5 cups of grapes
500
TRIVIA
What galaxy do we live in?
