If the average of three numbers is $3x$ and two of the numbers are $2x – y$ and $x + y,$ what is the third number - The Beat The GMAT Forum

If the average of three numbers is $3x$ and two of the numbers are $2x – y$ and $x + y,$ what is the third number

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by AAPL » Sat Jan 25, 2025 6:37 am

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If the average of three numbers is $3x$ and two of the numbers are $2x – y$ and $x + y,$ what is the third number in terms of $x$ and $y?$

A. $x+y$
B. $x-y$
C. $6x-2y$
D. $9x$
E. $6x$

OA E

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Source: Beat The GMAT — Problem Solving | Sat Jan 25, 2025 6:37 am

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