Grant Teiman is paid \(\$ 640\) for a 40 -hour workweek and time-and-a-half for hours above 40.

1. Compute Teiman's gross pay for working 50 hours during the first week of February.

2. Teiman is single, and his income tax withholding is \(10 \%\) of total pay. Teiman's only payroll deductions are payroll taxes. Compute Teiman's net (take-home) pay for the week. Use an \(8 \%\) FICA tax rate, and carry amounts to the nearest cent.