TEKS.MATH.7.4C

Formulate the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x

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TEKS.MATH.7.4A

TEKS.MATH.7.4C

After 4 minutes a submarine has dove 600 feet below sea level. After 10 minutes it has reached a depth of 1,500 feet and after 25 minutes it is 3,750 feet below sea level. What is the constant of proportionality at which the submarine dives? 

• 300
• 150
• 3750
• 600

Tags

TEKS.MATH.7.4C

What is the constant of proportionality?

• $3
• $4
• $2
• $9

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TEKS.MATH.7.4C

Which graph is proportional?

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

Tags

TEKS.MATH.7.4C

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

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TEKS.MATH.7.4C

Which best describes the equation?
y = 75x

• Proportional
• Nonproportional

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TEKS.MATH.7.4C

How do you find k? 

• x/y
• y/x
• y=kx
• x ⋅ y

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TEKS.MATH.7.4C

A store sees 120 customers in 8 hours. What is the constant of proportionality?

• 16 customers per hour
• 15 customers per hour
• 12 customers per hour
• 20 customers per hour

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TEKS.MATH.7.4C

Which of the tables above has a constant of proportionality of $0.20?

• A & B
• A
• B
• All of them

Tags

TEKS.MATH.7.4C

The constant of proportionality in the equation y = ½x is _______. 

• x
• y
• 1/2
• 2

Tags

TEKS.MATH.7.4C