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The price of a pen is (10x + y) cents, the price of a notebo

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The price of a pen is (10x + y) cents, the price of a notebo [#permalink] New post 28 Jul 2018, 08:10
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Question Stats:

83% (00:44) correct 16% (01:13) wrong based on 24 sessions
The price of a pen is (10x + y) cents, the price of a notebook is (10y + x) cents, and the sum of the two prices is $1.43.

Quantity A
Quantity B
x
y


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

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[Reveal] Spoiler: OA

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Re: The price of a pen is (10x + y) cents, the price of a notebo [#permalink] New post 29 Jul 2018, 18:40
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Carcass wrote:
The price of a pen is (10x + y) cents, the price of a notebook is (10y + x) cents, and the sum of the two prices is $1.43.

Quantity A
Quantity B
x
y


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

Kudos for R.A.E



As per the given statement

\((10x + y) + (10y + x) = 1.43\)

or \(11x + 11y = 1.43\)

or \(x + y = \frac{1.43}{11} = 0.13\)

Since there is no possible ways to determine the value of x and y

So option is D
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Re: The price of a pen is (10x + y) cents, the price of a notebo   [#permalink] 29 Jul 2018, 18:40
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