Ratios/Rates/Proportions

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as miles per hour or cost per item.

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal, often used to solve for an unknown quantity.

Front

How do you calculate the cost per pound of an item?

Back

To calculate the cost per pound, divide the total cost by the total weight in pounds.

Front

If a person travels at a constant speed, how can you determine the distance traveled over time?

Back

Distance can be calculated using the formula: Distance = Speed x Time.

Front

What is the formula to find the speed of an object?

Back

Speed can be calculated using the formula: Speed = Distance / Time.

Front

How do you find the number of customers served in a given time based on a rate?

Back

To find the number of customers served, multiply the rate of customers served per time unit by the total time.

Front

What is the unit rate?

Back

The unit rate is a rate in which the second quantity is one unit, often used to simplify comparisons.

Front

How do you convert a total cost into a price per gallon?

Back

To find the price per gallon, divide the total cost by the number of gallons.

Front

What is the significance of understanding ratios in real-life applications?

Back

Understanding ratios helps in making comparisons, understanding relationships between quantities, and solving problems in various contexts.