Richie works at a car dealership where he makes 8% commission on every car he sells. For the month of October, Richie sold 34,931 in cars. How much commission should Richie expect to bring home. Show your work!

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18