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# Box W and Box V each contain several blue sticks and red

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Manager
Joined: 08 Apr 2004
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Box W and Box V each contain several blue sticks and red [#permalink]

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26 Aug 2004, 22:13
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Box W and Box V each contain several blue sticks and red sticks, and all of the red sticks have the same length. The length of each red stick is 18 inches less than the average length of the sticks in Box W and 6 inches greater than the average length of the sticks in Box V. What is the average (arithmetic mean) length, in inches, of the sticks in Box W minus the average length, in inches, of the sticks in Box V?

A. 3
B. 6
C. 12
D. 18
E. 24
GMAT Club Legend
Joined: 07 Jul 2004
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26 Aug 2004, 22:54
Let average length of the sticks in box W be W
Let average length of the sticks in box V be V

So we are told :

R = W - 18 = V + 6

And we need to find W-V = 18+6 = 24
Manager
Joined: 02 Apr 2004
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27 Aug 2004, 01:07
I got 24 as well.

I used the same method as Wilfred.

Correct me if I am wrong.

Regards,

Alex
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