CAM charges for retail leases in a shopping mall must be calculated. The retall mall consists of a total area of 2.8 million square feet, of which 810,000 square feet has been leased to anchor tenants that have agreed to pay $7 per rentable square foot in CAM charges. In-line tenants occupy 1.3 million square feet, and the remainder is common area, which the landlord believes will require $13 per square foot to maintain and operate each year. Calculate the following: Total $ cost of maintaining common areas Anchors' total $ contribution to common area maintenance CAM charge to in-line tenants (per sq. ft.)