Muffins that students brought for their teacher come in different weights. Four blueberry muffins weigh the same as eight lemon muffins, two chocolate muffins weigh the same as three blueberry muffins, and two bran muffins weigh the same as one lemon muffin. How many lemon muffins weigh the same as one chocolate muffin? Please include the 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