In a trip organized by a college there were 100 people; the average cost works out to 1600 per head. There were 80 students each of whom had paid 1600. Members of the teaching staff were charged a higher rate. The number of support staff (all male) was 6 and they were not charged. The number of ladies was 20% of the total of which two were lady staff members.

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In a trip organized by a college there were 100 people; the average cost works out to 1600 per head. There were 80 students each of whom had paid 1600. Members of the teaching staff were charged a higher rate. The number of support staff (all male) was 6 and they were not charged. The number of ladies was 20% of the total of which two were lady staff members.