Constant of Proportionality- equations

Front

What does the 'k' represent in the equation y = kx?

Back

The constant of proportionality, multiplier, scale factor; all of these are correct.

Front

What is the constant of proportionality in the equation y = ½x?

Back

1/2

Front

Write an equation for a relationship where y is 18.50 times x.

Back

y = 18.50x

Front

Which statement best describes Kevin's earnings if he earns $8.25 per hour?

Back

Kevin earns $8.25 per hour.

Front

What makes a graph proportional?

Back

A straight line that goes through the origin.

Front

What is the definition of constant of proportionality?

Back

The constant value (k) that relates two proportional quantities in the equation y = kx.

Front

If y = 3x, what is the constant of proportionality?

Back

3

Front

How can you identify a proportional relationship from a table of values?

Back

If the ratio of y to x is constant for all pairs of values.

Front

What does a proportional graph look like?

Back

A straight line that passes through the origin.

Front

If y = 5x, what happens to y when x is doubled?

Back

y also doubles.