Please answer

1.suppose I have a plot of 250 sq.ft , and i have constructed four floors on that particular land , what will be the cost of each floor?

2..suppose I have a plot of 250 sq.ft , I autherized to construct 8 floors on that  and  i have constructed four floors on that particular land , so in this case what will be the cost of each floor?

3. what will be the value of land in respect of each floor ?