Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a quantity per unit of time, such as miles per hour or gallons per minute.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the average rate?

Back

To calculate the average rate, divide the total quantity by the total time. For example, if you made 396 calls in 36 days, the average rate is 396 calls ÷ 36 days = 11 calls/day.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for finding gallons per hour?

Back

Gallons per hour can be found using the formula: Gallons per hour = Total gallons ÷ Total hours.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a pool is filled with 390 gallons in 10 hours, how many gallons per hour is that?

Back

39 gallons/hour (390 gallons ÷ 10 hours).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the scoring rate in points per game?

Back

The scoring rate in points per game is calculated by dividing the total points scored by the number of games played.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Aiden scored 390 points in 20 games, what is his scoring rate?

Back

19.5 points/game (390 points ÷ 20 games).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the temperature drop per day?

Back

To find the temperature drop per day, divide the total temperature drop by the number of days.

Tags

CCSS.7.EE.B.3

Front

If the temperature dropped 5 degrees in 10 days, how much did it drop per day?

Back

0.5 degrees per day (5 degrees ÷ 10 days).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the average number of calls made per day if 396 calls are made in 36 days?

Back

11 calls/day (396 calls ÷ 36 days).

Tags

CCSS.7.EE.B.3

Front

How do you express a rate in terms of a unit?

Back

A rate is expressed as a quantity per unit, such as miles per hour, which indicates how many miles are traveled in one hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2