Unit 2A Review

Front

What is the formula to calculate the price per gallon of gasoline?

Back

Price per gallon = Total price / Total gallons.

Front

If I paid $15.00 for 6 gallons of gasoline, what is the price per gallon?

Back

$2.50

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

If k is the solution to the proportion 15/3 = k/5, what is k?

Back

k = 5

Front

What does the term 'ratio' mean?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another.

Front

In the ratio of guitars between Jenny and Steve, if Jenny has 3 guitars and Steve has 4, who is first in the ratio?

Back

Steve

Front

How do you calculate the total time to produce a certain number of items based on a production rate?

Back

Total time = Total items / Production rate.

Front

If a shop produces 39 wetsuits every 2 weeks, how many weeks will it take to produce 429 wetsuits?

Back

22 weeks

Front

What is a unit rate?

Back

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

Front

If I spend $40 on 5 pounds of concrete, what is the unit rate in dollars per pound?

Back

$8 per pound.