Need help with the following questions

Question 1 Sports Inc uses marginal costing technique to cost the products it manufactures. Sports Inc manufactures and sells only one product, cricket bats. The cost card ( information on costs/revenue of one cricket bat) is as follows: Direct Materials 10 Direct Labour 5 Selling Price per unit 30 Last month, Sports Inc produced and sold 1,200 cricket bats. During the same period, Sports Inc incurred total fixed costs of 13,000. Required: Calculate contribution earned per unit of cricket bat sold and total contribution that Sports Inc has earned by selling 1,200 units last month. Question 2 Critically discuss the limitations of absorption costing technique. Question 3 Bonntrecht NV is a manufacturing company which has two production departments: Machining and Assembly, and two services departments: Central Services and Maintenance. The estimated factory expenses for the quarter ending 31 December 2020 are as follows: Indirect Labour: Machining 40,000 Assembly 17,600 Central Services 79,400 Maintenance 24,000 Other costs: Supervision 12,000 Canteen 14,400 Rent of buildings 50,000 Fuel and Light 15,000 The following additional information is available and is to be used, where appropriate, in apportioning the expenses to the departments: Machining Assembly Floor area-sqmetres 36,000 27,000 Number of 80 120 Employees Cost of plant 600,000 200,000 8: equipment Required: Central Services 9,000 30 100,000 Maintenance 3,000 10 40, 000 Using Absorption Costing, prepare a departmental overhead distribution summary to show total overheads incurred for each department. Registry Services Total 75,000 240 940,000 Question 4 Ace Ltd manufactures a product named X. At the beginning of the month, Ace Ltd budgeted the direct labour costs. The following information relates to the budgeted production of Product X. Extract from the standard cost card(labour budget of one unit) of Product X Direct Labour 24 hours @ 5 per hour 120 However, the actual result were different from the budgeted labour cost. At the end of the month, the actual re5ults : Production 1000 units Direct Labour 23,900 hours costing 131,450 in total Required: Compute labour rate, labour efficiency and total labour variance for product X. Question 5 Critically distinguish between fixed budget and flexible budget. Comment on which method is better suited to monitor performance. Question 6 Sierra Ltd is considering a long-term capital investment project called ZIP. ZIP will require an investment of 120,000 and it will have a useful life of 4 years. Annual net income as per income statement is expected to be 9,000 a year. Depreciation is computed by the straight-line method with no salvage value. The company's cost of capital is 12 percent. Required: Compute net present value for the project. (Round all computations to two decimal places). Present Value of Annuity Table Table 1: Present Value of an Annuity Periods 9% 10% 11% 12% 15% .91743 .90909 .90090 .89286 .86957 1.75911 1.73554 1.71252 1.69005 1.62571 2.53130 2.486685 2.44371 2.40183 2.28323 3.23972 3.16986 3.10245 3.03735 2.85498 3.88965 3.79079 3.69590 3.60478 3.35216