5, Gemini Chemical Industries provide the following information from their records: For making 10kgs. of Gemco, the standard material requirement is: Material A B 4 4.00 During April 1988, 1000 kgs of Gemco were produced. The actual consumption is as under: Material Quantity (kg.) Rate per kg. (2) A 750 7.00 B 500 5.00 Calculate: (a) Material cost variance (b) Material Price Variance (c) Material Usage variance Quantity (kg.) 8 Rate per kg. (*) 6.00