Proportions Review

Front

What is a proportion?

Back

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

Front

How do you convert kilometers to miles?

Back

To convert kilometers to miles, divide the number of kilometers by 1.61.

Front

What is the scale in a scale drawing?

Back

The scale is the ratio of a distance on the drawing to the actual distance it represents.

Front

If a scale is 1 inch : 2 feet, how many feet does 5 inches represent?

Back

5 inches represents 10 feet.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative sizes of two or more values.

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply and then divide to find the unknown value.

Front

If Vito uses 9 liters for 24 pots, how much for 40 pots?

Back

It would take 15 liters to water 40 flower pots.

Front

What is the formula to calculate tax?

Back

Tax = Price × Tax Rate.

Front

If the original price is $45.50 and tax is 6%, what is the tax amount?

Back

The tax amount is $2.73.

Front

What does it mean if two ratios are equivalent?

Back

It means that they represent the same relationship between quantities.