"Six numbers are arranged in decreasing order. The average of the first five number
Channel: Doubtnut
Date: 2020-04-05

"Six numbers
 are arranged in decreasing order. The average of the first five numbers is 30
 and the average of the last five numbers is 25. The difference of the first
 and the last numbers is
(a) 20 (b) 25 (c) 5 (d) 30"