Chinese, asked by Namita11, 1 year ago

The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?

Answers

Answered by zinat
12
The answer is 19.
Explanation-
Average of 20 numbers = 0.

Sum of 20 numbers (0 x 20) = 0.

It is quite possible that 19 of these numbers may be positive and if their sum is a then 20th number is (-a).
Answered by gthtm2015
0

Answer:

Sum of 20 numbers(0 x 20) = 0. It is quite possible that 19 of these numbers may be positive and if their sum is a then 20th number is (-a).

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