The Red Ravens Swim Team practices several hours a week to get ready for swim meets. They spend 3 times as many practice hours in the pool as in the weight room. If the swim team practiced 8 hours total last week, how many hours did they spend in the pool?

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