a) The summarized budget \& actual working results of Zingchest Jewellery in Nairobi for the month of February are as given below: Budgeted Actual The marketing manager at Zingchest Jewelry is secking your help to analyze the variance between the budgeted and actual results to help in future decision making. Analyze the results \& calculate the following: i) Profit Variance (2 Marks) ii) Selling Price variance (2 Marks) ii) Sales margin volume variance (2 Marks) iv) Sales margin mix variance (2 Marks) v) Sales margin quantity variance (2 Marks) B) Discuss FIVE approaches of setting standard cost of a product and their strengths and weakness (10 Marks)