Question

The average of 20 number is zero . If them at the most how may greater than zero​

Answer 1

Now for the sum of 20 numbers to be equal to zero, there may be all 19 numbers of them greater than 0 and only one number which is negative of all the 19 numbers sum. Thus, there can be all 19 numbers of them greater than 0 and only one number which is negative of all the 19 numbers sum.

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