18.11 In a process line of XY company three joint products are produced. For the month of May'90 the following data were available. L M N Sales price per kg. Rs. 5 Rs. 10 Rs. 20 Post-separation point costs 10,000 5,000 15,000 Output in kg. 2,500 1,000 1,500 Pre-separation point costs amounted to Rs. 20,000. The joint products are manufactured in one common process, after which they are separated and may undergo further individual processing. The pre-separation point costs are apportioned to joint products according to weight. You are required to prepare a statement showing the estimated profit or loss for each product and in total