There are x boys playing in the park. the number of girls playing in the park is equal and to the square root of the number of boys. if total number of boys and girls playing in the park is 42, find the number of boys 36 6 49 7

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