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# The distance from Steve s house to work is 30 Km. On the way

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Director
Joined: 08 Jul 2004
Posts: 604
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The distance from Steve s house to work is 30 Km. On the way [#permalink]  06 Aug 2004, 06:07
The distance from Steveâ€™s house to work is 30 Km. On the way back Steve drives twice as fast as he did on the way to work. Altogether, Steve is spending 6 hours a day on the roads. What is Steveâ€™s speed on the way back from work?

10.
20.
5.
14.
15.
Senior Manager
Joined: 19 May 2004
Posts: 291
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Kudos [?]: 8 [0], given: 0

D. 15

Sum up the times for each directions.
(30/V) + (30/2V) = 6.

V=7.5
2V=15.
CIO
Joined: 09 Mar 2003
Posts: 464
Followers: 2

Kudos [?]: 33 [0], given: 0

Dookie wrote:
D. 15

Sum up the times for each directions.
(30/V) + (30/2V) = 6.

V=7.5
2V=15.

exactly the same for me
Manager
Joined: 28 Jul 2004
Posts: 182
Followers: 1

Kudos [?]: 6 [0], given: 0

30/x + 30/2x = 6

x = 7.5

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