Question 2 AL Nahda Factory manufactures one product called XY. In the manufacturing process of XY, the factory needs to use two main different materials, X & Y. For making 100 units of XY the standard quantity of material X is 8 kgs costing 20 OMR and 10 kgs of Y costing 30 OMR. All of the materials were used during the month to produce 600 units of XY. The factory accounting records showed that 80 kgs of material X was used costing 150 OMR, while 90 pounds of material Y was used costing 360 OMR. Required: 1. Compute the following for X and Y, (a) Material Price Variance (b) Material Quantity Variance (c) Material Mix Variance (d) Material Yield Variance. [4 marks]