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The cost of x pounds of meat at y dollars per pound

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The cost of x pounds of meat at y dollars per pound [#permalink] New post 14 Jun 2018, 16:19
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Question Stats:

79% (00:31) correct 20% (00:41) wrong based on 39 sessions
Quantity A
Quantity B
The cost of x pounds of meat at y dollars per pound
The cost of y yards of material at x dollars per yard


A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

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Re: The cost of x pounds of meat at y dollars per pound [#permalink] New post 15 Jun 2018, 05:50
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Carcass wrote:
Quantity A
Quantity B
The cost of x pounds of meat at y dollars per pound
The cost of y yards of material at x dollars per yard


A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.


Let x be 10 and y be 5.

Then col A: 10 at 5 => 10*5 = 50.

col B : 5 at 10 => 5*10 = 50.

C.
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Re: The cost of x pounds of meat at y dollars per pound [#permalink] New post 13 May 2020, 12:50
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Yes indeed, answer is option (C).
As we know that a*b=b*a
hence, x*y=y*x
Re: The cost of x pounds of meat at y dollars per pound   [#permalink] 13 May 2020, 12:50
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The cost of x pounds of meat at y dollars per pound

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