Constant of Proportionality Practice

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities, often represented as 'k' in the equation y = kx.

Front

How do you determine if a table represents a proportional relationship?

Back

A table represents a proportional relationship if the ratios of the corresponding values are constant.

Front

If a table shows values (2, 6), (4, 12), and (6, 18), what is the constant of proportionality?

Back

The constant of proportionality is 3, since 6/2 = 12/4 = 18/6 = 3.

Front

What is the formula to find the constant of proportionality from a given total and number of servings?

Back

The formula is: Constant of Proportionality = Total Amount / Number of Servings.

Front

If Ben drinks 1/2 liter of tea every 2/3 of an hour, how much does he drink in one hour?

Back

Ben drinks 3/4 of a liter per hour.

Front

What does it mean if a relationship is proportional?

Back

A relationship is proportional if one quantity is a constant multiple of another quantity.

Front

In the equation y = kx, what does 'k' represent?

Back

'k' represents the constant of proportionality.

Front

If a car travels 90 miles in 2 hours, what is its constant speed?

Back

The constant speed is 45 mph.

Front

How can you identify a proportional relationship from a graph?

Back

A proportional relationship is represented by a straight line that passes through the origin (0,0) on a graph.

Front

What is the constant of proportionality for 624 calories in 3 servings?

Back

The constant of proportionality is 208 calories per serving.