One day at st. philip's high school, 1/2 of the pupils walked to school, 1/5 of the pupils came to school by bus, and the remaining 57 pupils came by car. so then how many pupils are there in the school?

Find the average rate of change for the given function drom x=1 to x=2

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge

Which of the following is a correct equation based on the triangle shown?