A person requires 10,12 and 12 units of Chemicals A,B and C respectively for his garden. A liquid product contains 5,2 and 1 units of AB and C respectively per jar. A dry product contains 1,2 and 4 units of A, B and C per carton. If the liquid product sells for Rs. 3 per jar and the dry product sells for Rs. 2 per carton; how many of each should be purchased in order to minimize the cost and meet the requirements ? {Formulate LPP & then solve it by Graphical method)
