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Proportional Relationships

English 22 Public

Proportional Relationships

Study Slideshow

What is the constant of proportionality if Ms. Gierman walks at a rate of 2 miles per hour. x= hour y = miles walked

k=2

5

What is the constant of proportionality? y=7x

k=7

5

Is the graph proportional? How do you know

Proportional

5

Is the graph proportional? How do you know?

Not Proportional

5

Is the equations proportional? y=3x+7

Not Proportional

5

What is the constant of proportionality?

k=10

10

What is the constant of proportionality?

k=5

10

What is the constant of proportionality?

None

10

What is the constant of proportionality?

k=5

10

What is the constant of proportionality?

k=1.5

10

Mrs. Princetta went on a family vacation. Her car use 3 gallons for 78 miles. Write the equation that represents the situation.

y=26x

10

What is the constant of proportionality?

None

10

Find the constant of proportionality and write the equation for the graph.

y=8x

15

Jon says he can ride his bicycle 50 miles in 64 minutes. Jaiden says he is faster because he can ride his bicycle 12 miles in 10 minutes. Is Jaiden faster? Why or why not?

Yes Jaiden is faster

15

125 trash bags cost $16.50. What is the cost of one bag?

$0.13 per bag

5

Which salary is higher? Jax earns $12.50 every half hour. Michael earns $0.50 every minute.

Michael earns more

15

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