Gatsby24 Gatsby24

24-04-2017
Mathematics

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The winner of a 500 mile race drove at a rate of 144.879 mph. What was the winners time?

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morgaine816 morgaine816

24-04-2017

3 hours and 27 minutes

Take 500/144.879 and you get 3.45. But .45 is out of 100 and we need it out of 60

So [tex] \frac{x}{60} = \frac{45}{100} [/tex]
Cross multiply: 100x=2700
Divide: x=27

So you have 3 hours and 27 minutes

Hope that helps.

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