Unit 3 Summative Study Guide

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 quantity is constant.

Front

How do you find the constant of proportionality?

Back

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It is expressed as a quantity per one unit of another quantity.

Front

How do you calculate the unit rate from a proportional relationship?

Back

Front

What is the formula for finding the cost per item in a proportional relationship?

Back

Front

If 5 beach balls cost $17.50, what is the cost of 1 beach ball?

Back

Front

What does it mean if two stores have the same unit price?

Back

If two stores have the same unit price, it means that the cost per item is identical at both stores, making them equally economical.

Front

How can you determine which store offers the best unit price?

Back

To determine which store offers the best unit price, compare the cost per item at each store and choose the one with the lower cost.

Front

What is the relationship between writing speed and time?

Back

Front

If a student writes 2 pages per day, how many pages can they write in 5 days?

Back