Take it Easy (Pty) Ltd manufactures a healthy chocolate trade-named 'Eat It Whole'. The company uses three ingredients: cocoa powder, milk powder and honey. The standard material usage and cost of 100ml of chocolate Bar are as follows. Cocoa powder Milk powder Honey 4Lts @ M4.50 per Lt 6Lts @ M7 per Lt 5 Lts @ M6 per Lt M 18 42 30 90 In a particular period, 20 units of chocolates' were produced from 120lts of cocoa powder, 130lts of milk powder and 110lts of honey. Required: Calculate a) Usage variance (calculated separately using its own formula) (7 marks) b) mix, and (7 marks) c) Yield variances. (7 marks) d) Explain TWO ways by which variance analysis may be beneficial to a company that produces chocolates. (4 marks)