Aclass of 195 students went on a feild trip. they took seven vehicles, some cars and some buses .find the number of cars and buses they took if each car holds five students and each bus hold fourty-five students

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?