1. SIZE CEILING MOUNTED EXHAUST FAN FOR RESTROOMS IN FLOOR PARTIAL PLAN ONE THAT IS LOCATED IN A COMMERCIAL BUILDING. SHOW YOUR CALCULATIONS. 2. SIZE A SINGLE ROOF MOUNTED EXHAUST FAN FOR RESTROOMS IN PARTIAL FLOOR PLAN TWO THAT IS LOCATED IN A RESTURANT. SHOW YOUR CALCULATIONS. 3. SIZE A LOUVERs ON THE DOORS AS MEANS FOR MAKE-UP AIR FOR PARTIAL FLOOR PLAN ONE. SHOW YOUR CALCULATIONS. 4. SIZE A TRANSFER AIR GRILLE AS MEANS FOR MAKE-UP AIR FOR PARTIAL FLOOR PLAN TWO ON THE DOORS. SHOW YOUR CALCULATIONS