Ratio Review (Independent Station)

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

What does it mean for two ratios to be proportional?

Back

Two ratios are proportional if they express the same relationship between quantities, meaning they can be set equal to each other.

Front

How do you find the unit rate?

Back

To find the unit rate, divide the total quantity by the number of units. For example, if 3 pounds of apples cost $3.60, the unit rate is $3.60 ÷ 3 = $1.20 per pound.

Front

What is the unit rate of 120 miles in 2 hours?

Back

The unit rate is 60 miles per hour, calculated by dividing 120 miles by 2 hours.

Front

How can you determine if two fractions form a proportion?

Back

Front

If a car travels 360 miles in 6 hours, how far will it travel in 9 hours?

Back

The car will travel 540 miles in 9 hours, calculated by finding the unit rate (60 miles per hour) and multiplying by 9.

Front

What is the formula for finding a unit rate?

Back

The formula for finding a unit rate is: Unit Rate = Total Quantity ÷ Number of Units.

Front

What is a proportion?

Back

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

Front

If 5 apples cost $2.50, what is the cost of 1 apple?

Back

The cost of 1 apple is $0.50, calculated by dividing $2.50 by 5.

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second quantity is the denominator.