Constant of Proportionality

Is this table proportional?

• yes

• no

• I'm not sure, I need extra help!

What is the value of A in this table?

• 2

• 7

• 3

• 8

Identify the constant of proportionality.

• k = 2x

• k = 2

• k = 4

• none (not proportional)

Identify the constant of proportionality.

• k = 5

• k = 1/5

• k = 1

• k = 2.5

• none (not proportional)

Identify the constant of proportionality.

• k = 1/90

• k = 90

• k = 1/30

• k = 30

• none (not proportional)

Does the table represent a proportional relationship? If so, what is the constant?

• Yes, the constant is 1/3.

• Yes, the constant is 3.

• Yes, the constant is 5.

• No, there is no constant.

Write the equation for the table given.

• y = 1/3x

• y = 0x

• y = 1/2x

• y=3x

What is the constant of proportionality (in miles per hour) based on the table?

• 2 mph

• 45 mph

• 90 mph

• 135 mph

What is the constant of proportionality?

• $3

• $4

• $2

• $9

What is the unit rate/constant of proportionality?

• 80 miles in 1 hours

• 20 miles in 1 hours

• 40 miles in 1 hours

• 160 miles in 1 hours