Urget!!! Please explain =)

An employee receives an hourly wage rate of $18, with time-and-a-half for all hours worked in excess of 40 during the week. Payroll data for the current week are as follows: hours worked, 44; federal income tax withheld, $132; social security tax rate, 6.0%; Medicare tax rate, 1.5%; state unemployment compensation tax, 3.4% on the first $7,000; and federal unemployment compensation tax, 0.8% on the first $7,000. What is the net amount to be paid to the employee? Round your answer to the nearest cent. Oa. $828.00 Ob. $633.90 Oc. $660.00 Od. $597.90