Unit Rate

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something, such as dollars per item or miles per hour.

Front

How do you calculate the unit rate from a total cost and quantity?

Back

To calculate the unit rate, divide the total cost by the quantity. For example, if the total cost is $28 for 7 items, the unit rate is $28 ÷ 7 = $4 per item.

Front

If a person earns $45 for 6 hours of work, how do you find their hourly wage?

Back

To find the hourly wage, divide the total earnings by the total hours worked. In this case, $45 ÷ 6 hours = $7.50 per hour.

Front

What is the unit rate for 3 pounds of granola that costs $3.75?

Back

The unit rate is calculated by dividing the total cost by the weight. So, $3.75 ÷ 3 pounds = $1.25 per pound.

Front

How do you determine the cost per item when given a total cost and number of items?

Back

Divide the total cost by the number of items. For example, if 4 chocolate bars cost $2.00, the cost per bar is $2.00 ÷ 4 = $0.50 per bar.

Front

What is the formula for calculating unit price?

Back

The formula for calculating unit price is: Unit Price = Total Price ÷ Quantity.

Front

If you buy 15 pizzas for $97.50, how do you find the cost per pizza?

Back

To find the cost per pizza, divide the total cost by the number of pizzas: $97.50 ÷ 15 = $6.50 per pizza.

Front

Why is understanding unit rates important in real-life situations?

Back

Understanding unit rates helps consumers make informed decisions about purchases, compare prices, and evaluate the best value for their money.

Front

What is the relationship between unit rates and ratios?

Back

Unit rates are a specific type of ratio that compares a quantity to one unit of another quantity, simplifying the comparison of different rates.

Front

How can unit rates be used to compare different products?

Back

Unit rates allow consumers to compare the cost per unit of different products, helping them determine which product offers the best value.