The weekly wages paid to the employees of a small company that supplies part-time laborers averages $700 with a standard deviation of $400.

A. If the weekly wages are normally distributed, estimate the fraction of employees that make more than $300 per week?

B. If every employee receives a year-end bonus that adds $500 to the paycheck in the final week, what is the distribution of paychecks for the last week?

C. If every employee receives a bonus equal to 5% of their yearly wage, how does that change the distribution of wages in the final week?