An express train travels 80 kilometers per hour from Ironton to Wildwood. A local train, traveling at 48 kilometers per hour, takes 2 hours longer for the same trip. How far apart are Ironton and Wildwood?

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Answer 1 · 2016-05-10T01:33:12

#s = d/t#

#s xx t = d#

Since the distance is equal, we can state the following, where x is the time in hours the express train takes.

#48(x + 2) = 80x#

#48x + 96 = 80x#

#96 = 32x#

#3 = x#

It takes 3 hours to make the trip.

#80 xx 3 = 240#

The distance is #240# kilometers.