Kate Ltd. has the following standard costs and is budgeted to produce 8,000 units at a selling price of 35 per unit. Actual production was 5,000 units which generated the following revenue and costs: 4a) Create a table to show the budgeted, flexed and actual profit. 5 marks) 4b) Reconcile the original budgeted profit to the actual profit using variances and sub variances. (12 marks) 4c) Discuss the meaning and possible reasons for the Materials Usage variance that you have calculated. (4 marks) 4d) Discuss whether all variances should be investigated. (4 marks)