Concept:Rent is shared among departments according to the floor area each department occupies.Explanation:Total rent to be apportioned is N3,000.Using the floor areas from the data, the total floor area is 60+40+50=150 square metres.Department K occupies 60 square metres of this space.So, K’s proportion of the rent is 15060.K’s rent share = 15060×N3,000=N1,200.Answer:A. N1,200