

MCQOPTIONS
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1. |
The average of x numbers is y2and the average of y numbers is x2. So, the average of all the numbers taken together is : |
A. | $\frac{{{x^3} + {y^3}}}{{x + y}}$$ |
B. | y |
C. | $\frac{{{x^2} + {y^2}}}{{x + y}}$$ |
D. | y2+ yx2 |
Answer» C. $\frac{{{x^2} + {y^2}}}{{x + y}}$$ | |