Topic 2 Test Review

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Front

How do you find the constant of proportionality?

Back

The constant of proportionality can be found by dividing one quantity by the other in a proportional relationship.

Front

What is the equation of a proportional relationship?

Back

The equation of a proportional relationship is of the form y = kx, where k is the constant of proportionality.

Front

If Sally travels 90.5 miles in 2 hours, what is her speed?

Back

45.25 mph.

Front

How do you determine if a relationship is proportional using a table?

Back

A relationship is proportional if all the ratios of the quantities are equal.

Front

What is the formula to calculate speed?

Back

Speed = Distance / Time.

Front

If Adam buys a 3.5-oz container for $8.75, what is the price per ounce?

Back

$2.50 per ounce.

Front

If Marco buys a 3.75-oz container for $9.75, what is the price per ounce?

Back

$2.60 per ounce.

Front

What does it mean if a table shows equal ratios?

Back

It means that the relationship represented in the table is proportional.

Front

How far will Sally's family travel in 8 hours if they travel 226.25 miles in 5 hours?

Back

362 miles.