Ratio Review #2

Front

What is a ratio?

Back

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

Front

What does it mean to find the unit rate?

Back

Finding the unit rate means determining how much of one quantity corresponds to one unit of another quantity, often expressed as 'per' (e.g., miles per hour).

Front

How do you calculate the price per item?

Back

To calculate the price per item, divide the total price by the number of items.

Front

What is the formula for average speed?

Back

Average speed is calculated by dividing the total distance traveled by the total time taken.

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100, indicating how much of something there is in relation to a whole.

Front

How do you compare prices of different pack sizes?

Back

To compare prices, calculate the price per item for each pack size and choose the one with the lowest price per item.

Front

What is a unit rate in the context of grading tests?

Back

A unit rate in grading tests is the number of tests graded per unit of time, such as tests per minute.

Front

What does it mean if one rate is faster than another?

Back

If one rate is faster than another, it means that more units are completed in the same amount of time compared to the other rate.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the numerator by the denominator and then multiply by 100.

Front

What is the significance of the term 'whole' in ratios?

Back

In ratios, the term 'whole' refers to the total amount or the complete set being compared.