Accounting for Marginal and Absorption costing

Dear Sir,

Please help me with the following question, i can’t get the answer.

Ques:
$ per unit
Direct materials 8.00
Direct labour 8.50
Variable overhead 3.50
Fixed overhead absorption rate 4.00

Profit 11:00
Selling price 35:00

Information at the month end;
units
Budgeted production for the month 4000
Actual production for the month 6,500
Actual sales for the month 8,100

Fixed overhead costs $30,000

All other unit costs and revenues were as budgeted.

Find the marginal costing profit and absorption costing profit for the month.