Alice purchased paint in a bucket with a radius of 3.5 inches and a height of 8 inches the paint cost $0.05 per cubic inch. what was the total cost of the paint? use 3.14 for pi. round only your final answer to the nearest penny.

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