Linear Proportionality

What is the characteristic that makes a table proportional?

• linear

• constant rate

• goes through the origin

• the x's and y's

What does point R represent?

• 3 inches in 12 hours

• 12 inches in 3 hours

In the equation y = 14x, what is the constant of proportionality?

• y

• x

• 14

• 1/14

Write the equation for the table given

• y = 1/3x

• y = 3x

• y = 1/2x

What makes a graph proportional?

• Linear (straight line)

• The line goes through the origin

• Curvy line

• Linear and the line goes through the origin

y=kx.  What does the k represent?

• constant of proportionality

• multiplier

• scale factor

• all of these are correct

The constant of proportionality can be found by finding the __________  _____________.

• unit rate

• ratio rate

• proportion answer

• rational number

What is the Constant of Proportionality?

• k=46

• k=92

• k=0.2

• not proportional

Which equation matches the given graph?

• y=0.45x

• y = ²/₅x

• y = 4x

• k = ¼

The "Distance from Home" (miles) is best described as:

• on the x-axis

• the dependent variable

• the independent variable

• both a & c