please solve using BAII financial calculator

Problem Set ISupposethatyouhavebeenoffereda10-yearleasewiththefollowingterms: 30,000 square feet of space Year 1 rent is $15 per square foot per year. Rent will escalate at 2.5% per year. Year 1 operating expenses are expected to be $3 per square foot per year. Operating expenses are expected to escalate at a rate of 3% per year. The landlord will provide a tenant improvement allowance of $20 per square foot. The landlord is offering the following concessions: Years 1 and 2 will be rent-free. What is the effective rent for this lease? Assume a discount rate of 8% per year