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Average of 10 numbers is zero. At most how many numbers may be greater than zero

  • 0
  • 1
  • 5
  • 9
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  • PK2D 9 years ago

    Here average of 10 numbers= 0.

    So we have avg = sum/10.

    That implies sum = 0.

    Now for the sum of 10 numbers to be equal to zero, there may be all 9 numbers of them >0 and only one number which is -ve of all the 9 numbers sum.

    So the answer is 9.