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The highest power of 9 dividing 99! comp...

The highest power of 9 dividing 99! completely is 11      (b)  20    (c)  22     (d)  24

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  3. The highest power of 9 dividing 99! completely is 11      (b)  ...

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  14. If x+y=15\ a n d\ x y=56 , then what is the value of x^2+y^2? (a) 110...

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  15. Given that (1^2+2^2+3^2+ ..20^2)=2870 ,\ the value of (2^2+4^2+6^2+do...

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