Drakula Drakula

30-05-2014
English

Answered

Solve the word problem.

The formula t =d/r gives the time t for a distance d traveled at a rate r. A train traveled 225 miles at a rate of 45 mi/hr.

How long did it take the train to travel this far?

A.
4.5 hr

B.
5 hr

C.
5.5 hr

D.
6 hr

Answer :

09-07-2014

If you know the covered distance, and average speed, the only thin you have to do is to divide covered distance by average speed. [tex]225/45=5[/tex] It will take 5h to cover this distance by this train with average speed [tex]45\frac{mi}{hi}[/tex]

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