A producer has 30 and 17 units of labour and capital respectively which he can use to produce two goods X and Y. To produce one unit of X, 2 units of labour and 3 units of capital are required. Similarly, 3 units of labour and one unit of capital is required to produce a unit of Y. If X and Y are priced at Rs.100 and Rs.120 per uint respectively, how should be producer use his resources to maximize the total revenue.