Acircular region with a 15-mile diameter has a population density of about 5000 people per square mile. find the radius of the region
anything < 3

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Can someone me do math because i am having a breakdown rn because i don’t get it

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.