This week, 951 people went to the beach. Last week, 1,173 people went to the beach. The number of people who went to the beach fell by what percent? HELP ME PLS

How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.