Tuesday, February 15, 2011

Rates

Today we learned about rates. A rate is a comparison of 2 numbers.
ex: 80km/h
This means that you travel 80km in 1 hour.
A rate with the second term as 1 is called a unit rate.
ex: $3 / 2 hours = $1.50 / 1 hour

2 comments:

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  2. The snail is the slowest animal in the world!

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