Gary learned that the value of his car depreciates by 15% percent per year. which of the following functions best describes the value of his car the year after the car is worth m dollars? a. f(m)=0.15m b. f(m)=0.85m c. f(m)=1-0.15m d. f(m)=1-0.85m

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