"The mean of 5 numbers is 18. If one number is excluded, their mean is 16. Find t
Channel: Doubtnut
Date: 2020-04-05

"The mean of
 5 numbers is 18. If one number is excluded, their mean is 16. Find the
 excluded number.
(a) 25 (b) 26 (c) 27 (d) 28"