please answer D and E completely

Lee Company, which has only one product, has provided the following data concerning its most recent month of operations:

Selling price	$95
Units in beginning inventory	100
Units produced	6,200
Units sold	5,900
Units in ending inventory	400
Variable costs per unit:
Direct materials	$42
Direct labour	$28
Variable manufacturing overhead	$1
Variable selling and administrative	$5
Fixed costs:
Fixed manufacturing overhead	$62,000
Fixed selling and administrative	$35,400

The company produces the same number of units every month, although the sales in units vary from month to month. The company's variable costs per unit and total fixed costs have been constant from month to month. Required: a) What is the unit product cost for the month under variable costing? b) What is the unit product cost for the month under absorption costing? c) Prepare an income statement for the month using the contribution format and the variable costing method. d) Prepare an income statement for the month using the absorption costing method. e) Reconcile the variable costing and absorption costing operating incomes for the month.