please assist

An entity currently produces two products from the same production process: regular and standard. The entity uses a blanket overhead rate for all its products. Currently, the entity budgeted direct labour hours of 1,500,000, of this amount budgeted machine hours represents 80% The budgeted machining cost is currently $3,000,000 which is three times that of budgeted inspection cost for the period. Meanwhile, material handling cost is six times the budgeted amount of inspection cost. The budgeted set up cost is five times that of budgeted inspection cost. The total budgeted overheads for the period only include inspection, machining, material handling and set ups. The actual overhead for the period is 20% more than the budgeted amount for the said period. For the period, the entity incurred the following per unit while manufacturing both products: Required: a. Discuss when it might be appropriate to use a blanket overhead absorption rate. [2 marks] b. Calculate the cost of each product Note: ignore under/over absorption. [15 marks] c. List the two factors which give rise to overhead variances. [2 marks] d. Determine the under or over absorption of overheads for the entity. [ 4 marks]