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

Last Post

Soham Agarwal

(@soham)

Estimable Member

Average

Quote

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).

ReplyQuote

Posted : 29/09/2020 6:31 pm

Forum Statistics

92 Forums

958 Topics

1,816 Posts

7 Online

3,793 Members

Latest Post: PnC Our newest member: prince saroha Recent Posts Unread Posts Tags

Forum Icons: Forum contains no unread posts Forum contains unread posts

Topic Icons: Not Replied Replied Active Hot Sticky Unapproved Solved Private Closed