A department manager distributed a number of pens, pencils, and pads among the staff in the department, with each staff member receiving x pens, y pencils, and z pads. How many staff members were in the department?

1. The number of pens pencils, and pads that each staff member received were in the ration 2:3:4, respectively.
2. The manager distributed a total of 18 pens, 27 pencils, and 36 pads.

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