The average of x numbers is y and average of y numbers is x. Then the average of all the numbers taken together is

The average of x numbers is y and average of y numbers is x. Then the

1.	The average of x numbers is y and average of y numbers is x. Then the average of all the numbers taken together is
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;">x + y</td></tr><tr><td style="text-align: center;">2xy</td></tr></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;">2xy</td></tr><tr><td style="text-align: center;">x + y</td></tr></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;">x<sup>2</sup> + y<sup>2</sup></td></tr><tr><td style="text-align: center;">x + y</td></tr></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>xy</center></td></tr><tr><td style="text-align: center;">x + y</td></tr></table>
Answer» C. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;">x<sup>2</sup> + y<sup>2</sup></td></tr><tr><td style="text-align: center;">x + y</td></tr></table>

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The average of x numbers is y and average of y numbers is x. Then the average of all the numbers taken together is

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