solving for constant of proportionality | Baamboozle - Baamboozle

What is the constant of proportionality in this table?

times 12

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Convert 4/5 to a decimal

4 divided by 5= 0.8

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A certain shade of pink is created by adding 3 cups of red paint to 7 cups of white paint. How many cups of red paint should be added to 1 cup of white paint?

3/7 cups of red paint

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The point on the graph is (4, 28). What is the constant of proportionality?

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thief

Give points!

shark

Other team loses 20 points!

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gift

Win 5 points!

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lifesaver

Give 10 points!

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Is this relationship proportional? How do you know?

No! It's not a straight line

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What is the value of the "?" in this equation 5 times ? = 24

?=4.8

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banana

Go to last place!

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shark

Other team loses 15 points!

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rocket

Go to first place!

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baam

Lose 20 points!

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Is the equation y=0.3f a proportional relationship? If it is-what is the constant of proportionality?

Yes- 0.3

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What mathematical operation is taking place with a fraction?

DIVISION- divide the numerator by the denominator (how many times does the bottom number go into the top number)

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lifesaver

Give 25 points!

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fairy

Take points!

rocket

Go to first place!

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lifesaver

Give 25 points!

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Is this relationship proportional? How do you know?

No-It does not cross the origin

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Is the equation y=50x-3 a proportional relationship? If it is-what is the constant of proportionality?

No. There's no constant

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monster

Reset all scores!

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shark

Other team loses 25 points!

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gift

Win 25 points!

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baam

Lose 20 points!

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What math vocabulary have you learned this unit which you should use in your explanations?

Constant of proportionality, unit rate, equivalent ratios, origin, equation

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Is this relationship proportional? How do you know?

Yes-it's a straight line through the origin

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