A hypothetical firm called BRICK 'n TILE is specialising in producing bricks at a unit price of R3 and selling at a price of RB. The cost of labour increases from R150 to R200 per labourer. Conduct research on any BRICK 'n TILE firm of your choice on the following: STEP 1 Explain the four basic costs curves that BRICK 'n TILE will experience. STEP 2 Recopy the table below to your answer book and determine the missing values: Table for BRICK 'n TILE costs and revenue. Quantity Labour Fixed Variable Total of tiles units Cost Cost 0 0 50 10 1 20 3 30 5 40 50 60 70 80 90 7 9 10 11 12 50 50 50 50 50 50 50 50 50 (3) Total Profit& Marginal Cost Revenue Loss Revenue (3) (10) (3) (3) (3) (5 x 3)(15)​