don't know how to break it down

Pat Maninen earns a gross salary of $4,000 each week. Assume a rate of 6.2% on $128.400 for Social Security and 1.45% for Medicare. a. What are Pat's first week's deductions for Social Security and Medicare? (Round your answers to the nearest cent.) Deductions Social Security Medicare b. Will any of Pat's wages be exempt from Social Security and Medicare for the calendar year? (Leave no cells blank - be certain to enter "0" wherever required.) Social Security Medicare