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# A certain company that sells only cars and trucks reported

Author Message
Manager
Joined: 06 Nov 2008
Posts: 53

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

A certain company that sells only cars and trucks reported [#permalink]

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06 Nov 2008, 10:54
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

A certain company that sells only cars and trucks reported that revenues from car sales in 1997 were down 11 percent from 1996 and revenues from truck sales in 1997 were up 7 percent from 1996. If total revenues from car sales and truck sales in 1997 were up 1 percent from 1996, what is the ratio of revenue from car sales in 1996 to revenue from truck sales in 1996?

A. 1 : 2
B. 4 : 5
C. 1 : 1
D. 3 : 2
E. 5 : 3

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

Manager
Joined: 21 May 2008
Posts: 85

Kudos [?]: [0], given: 4

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06 Nov 2008, 20:29
x - car revenue in 1996
y - truck revenue in 1996

1997 figures:
0.89x + 1.07y = 1.01(x+y)
0.89x + 1.07y = 1.01x + 1.01y
0.12x = 0.06y
x/y = 1/2

Kudos [?]: [0], given: 4

Re: revenue   [#permalink] 06 Nov 2008, 20:29
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