Question

The average of 10 numbers is zero. Of them at the most how many may be greater than zero

Answer 1

The average of 10 numbers is zero then it means the sum of all numbers must be also zero .

It is possible inthat condition when some no. are possitive and some are negative . negative means less than zero and possitive means greater than zero .
So the max . nine numbers may be become greater than zero .

( in case,
the sum of nine numbers, which is greater than zero = - the other one numbers )

Answer 2

Answer:

9 number is greater than 0