I am having trouble answering these. Can I please get some help?

A Company rents a building with a total of 200,000 square feet, which are evenly divided between two floors. The company allocates the rent for space on the first floor at twice the rate of space on the second floor. The total monthly rent for the bullding Is $15,000. How much of the monthly rental expense should be allocated to a department that occuples 12,000 square feet on the first floor? (Do not round your intermediate calculations.) O $5.100. O $1.200. O $10,800. O $900. O $6,000. 2-9