Delsym middle school has 1,800 students. a random simple of 80 shows that 24 have cell phones. predict the number of students in the school who have cell phones

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x, y) ?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable