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buibsonorauf
buibsonorauf buibsonorauf
  • 09-06-2016
  • Mathematics
Answered

Algebra help please!

A high-speed train travels 480 km from Paris to Grenoble, France, at an average speed of 180 km/h. How long will it take to reach Grenoble?

A0.66 h

B3.8 h

C0.38 h

D2.7 h

Verified Answer :

TinaFan31q
TinaFan31q TinaFan31q
  • 15-06-2016

To solve this you would use the equation, d=rt. So you would take 480=180t. Or you could use t=480/180. The answer would come out to 2.66 hours, which means the answer would round up to 2.7 hours. The answer would be D.

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