The tip of a windshield wiper travels a distance of 31 inches in one 90 revolution. What is the length of the windshield wiper to the nearest inch?
F 10 in.
G 15 in.
H 20 in.
J 39 in.
PLEASE HELP!!1

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.