The principal at a school wants to see a visual display of data that shows a comparison between the average student scores in math and science for each of the four quarters in the year. which type of display would be the best choice? a) circle graph b) double bar graph c) frequency table d) single bar graph

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?