TEKS.MATH.7.4C

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

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TEKS.MATH.7.4C

Is this graph proportional?

• Yes
• No

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TEKS.MATH.7.4C

21. Optimus Prime is using a double number line to determine the amount of raisins he will use for a raisin bread recipe.
  If he uses   9 cups of raisins, how many loaves will he make?

• 4
• 5
• 6
• 7

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TEKS.MATH.7.4C

Does the graph represent a proportional relationship?

• yes
• no

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TEKS.MATH.7.4C

The constant of proportionality for the graph above is 1.

• True
• False

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TEKS.MATH.7.4C

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

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TEKS.MATH.7.4C

How do you know if a table is proportional?

• x-y is the same for each ordered pair

• The cross products are equal

• x + y is the same for each ordered pair

• It has a constant of proportionality

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TEKS.MATH.7.4C

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none (not proportional)

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TEKS.MATH.7.4C

If a 6 inch line is drawn to a scale of 2.5 times it's original size, then how long would the line be?

• 8.5 inches

• 12.5 inches

• 3.5 inches

• 15 inches

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TEKS.MATH.7.4C

What is the correct way to find the constant of proportionality?

• $\frac{x}{y}$

• $\frac{y}{x}$

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TEKS.MATH.7.4C