Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, typically with different units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit, allowing for easy comparison.

Front

How do you calculate a unit rate from a given rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity.

Front

If Lynnette can wash 95 cars in 5 days, how do you find the number of cars she washes per day?

Back

Divide 95 cars by 5 days to find that she washes 19 cars per day.

Front

What is the unit rate of $30 for 5 hours?

Back

The unit rate is $6 for each hour.

Front

How are rates and unit rates similar?

Back

Both rates and unit rates compare two different quantities of information.

Front

What is the formula for solving proportions?

Back

The formula for solving proportions is a/b = c/d, where a, b, c, and d are quantities.

Front

If Luke can paint 91 portraits in 7 weeks, how do you find the number of portraits he paints each week?

Back

Divide 91 portraits by 7 weeks to find that he paints 13 portraits per week.

Front

What is the importance of unit rates in real-life applications?

Back

Unit rates help in making comparisons and informed decisions in various real-life situations, such as shopping or budgeting.

Front

How can you convert a rate into a unit rate?

Back

To convert a rate into a unit rate, divide both quantities by the same number to simplify the ratio.