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# A journey of 150 miles from Sunniville to Gloomiville takes

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Joined: 30 Aug 2003
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A journey of 150 miles from Sunniville to Gloomiville takes [#permalink]  30 Jan 2004, 13:01
A journey of 150 miles from Sunniville to Gloomiville takes two hours less by a fast train than by a slow train. If the average speed of the slow train is 20 mph less than that of the fast train, find the average speed of slower train.

a.40mph
b.60mph
c.30mph
d.
e. none of these
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(t-2)(v+20)=150 and v.t=150 solve this and you have 30 miles
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