Video

Intro to rates (Full video)

Khan Academy

Description: Sal introduces rates using examples like 35 miles per hour and 10 dollars per hour. So, if you're driving in your car down the road, and you're looking at the speedometer, you might see that it says that you are going 35 M-P-H, where the M-P-H stands for 35 miles per, per hour. That's saying, well, every hour, how many miles are you going if you were to stay at that current rate. And, it doesn't have to be even distance per unit time, you might have a, you might have your hourly rate for someone who is doing some type of a job.

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