Don't share my question

37. A civil engineer has two warehouses H1 and H2 containing 900 and 600 tons of bricks respectively. He is constructing houses at three sites P, Q and R. For this construction, he needs 500 ton of bricks at site P, 600 tons of bricks at site Q and 400 tons of bricks at site R. The transport costs (in American dollars) per ton of bricks from the warehouses H1 and H2 to each of the three sites P, Q and R are given in the table below H1 600 300 400 H2 400 200 600 (a) How many tons of bricks should he send from each of the warehouses to each of the three construction sites in order to minimize cost? (b) What is the overall minimum cost