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# A store purchased 20 coats that each cost an equal amount

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Senior Manager
Joined: 12 Mar 2007
Posts: 275
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Kudos [?]: 36 [0], given: 2

A store purchased 20 coats that each cost an equal amount [#permalink]  11 Oct 2007, 08:36
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A store purchased 20 coats that each cost an equal amount and then sold each of the 20 coats at an equal price. What wa the store's gross profit on the 20 coats?

1)If the selling price per coat had been twice as much, the store's gorss profit on the 20 coats would have been \$2,400.
2)If the selling price per coat had benn \$2 more, the store's gross profit on the 20 coats would have been \$440.

Manager
Joined: 22 May 2007
Posts: 115
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Kudos [?]: 2 [0], given: 0

Insuff

suff
Director
Joined: 08 Jun 2007
Posts: 584
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Re: DS - Coats [#permalink]  11 Oct 2007, 09:11
leeye84 wrote:
A store purchased 20 coats that each cost an equal amount and then sold each of the 20 coats at an equal price. What wa the store's gross profit on the 20 coats?

1)If the selling price per coat had been twice as much, the store's gorss profit on the 20 coats would have been \$2,400.
2)If the selling price per coat had benn \$2 more, the store's gross profit on the 20 coats would have been \$440.

I get B :

Stmtn1;

20(2SP - CP ) = 2400
INSUFF to get SP - CP

Stmtn 2
20( SP +2 - CP ) = 440 .
SP-CP = 20
SUFF..gross profit = 400
Re: DS - Coats   [#permalink] 11 Oct 2007, 09:11
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