All 231 students in the math club went on a field trip. some students rode in vans ehich hold 7 students each and some students rode in buses which hold 25 students each. how many of each type of vehicle did they use if there were 15 vehicles total?

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m