Martin Jackson receives an hourly wage rate of $20, with time-and-a-half pay for all hours worked in excess of 40 hours during a week. Payroll data for the current week are as follows: hours worked, 42; federal income tax withheld, $168; social security tax rate, 6.0%; and Medicare tax rate, 1.5%. What is the net amount to be paid to Jackson, rounded to the nearest cent?

a.$627.50

b.$1,195.50

c.$860.00

d.$1,447.50