What is the unit rate of #(70 mi)/(5 hr)#?
1 Answer
14 m/h
Explanation:
The word 'unit' means 1. So when counting in units you are counting the 1's.
Unit rate means that for this case we need to change the 5 into 1
With fractions (for multiply or divide) what you do to the bottom you do to the top,
Divide top and bottom by 5
So the 'unit' rate is
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Putting it all together:
So dividing top and bottom by 5 is the same as multiplying by
1 which does not change the inherent value, just the way it looks