At the company picnic, all of the employees who participated in more than four of the scheduled events, and only those employees, were eligible for the raffle held at the end of the day
Since only a small proportion of the employees were eligible for the raffle, most of the employees must have participated in fewer than four of the scheduled events
The only students honored at a special banquet were the band members who made the dean's list last semester. Since most of the band members were honored, most of the band members must have made the dean's list.