The total weight of x students is 62 x 62x 62 x kg. Two students weighing $82.5$ kg and $78.5$ kg leave the group, and a new student weighing $162$ kg...
Question
The total weight of x students is kg. Two students weighing $82.5$ kg and $78.5$ kg leave the group, and a new student weighing $162$ kg joins. After these changes, the average weight of the group becomes $65.5$ kg. Find the value of x.