An office complex has the following operating expenses in year one

janitorial $10,500

insurance $12,900

maintenance $13,025

property taxes $13,651

landscaping $6,248

The following tenants have agreed to reimburse for CAM expenses according to the following lease terms

Office 1 (5,200 sq ft) Up to $2.50 psf

Office 2 (4,300 sq ft) Up to $2.65 psf

Office 3 (4,100 sq ft) Up to $2.90 psf

Office 4 (2,800 sq ft) Up to $3.25 psf

Deli (2,200 sq ft) Up to $1.25 psf

What is the Op Ex for year one?

What will each tenant reimburse in year one?

At the end of year one, what will be the unreimbursed amount?