shayv shayv
  • 02-10-2014
  • Mathematics
contestada

A train travels at a speed of 30 mph and travel a distance of 240 miles. How long did it take the train to complete it's journey?

Respuesta :

macio06 macio06
  • 02-10-2014
To find the answer we can create simple proportion
30 mph mean that train travels 30 miles per hour, so
30 ----------1
240 ---------x
Cross multiplying:
[tex]x= \frac{240*1}{30}=8[/tex] hours
The answer is 8 hours.
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