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

 
Soham Agarwal
(@soham)
Estimable Member

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Topic starter Posted : 29/09/2020 6:29 pm
Rahul Singh
(@rahul)
Admin
Average of 20 numbers = 0. 
 Therefore 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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Posted : 29/09/2020 6:31 pm
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