Answer :
2/25 = x/80....2 chaperones to 25 students = x chaperones to 80 students
cross multiply because this is a proportion
(25)(x) = (2)(80)
25x = 160
x = 160/25
x = 6.4......so basically, since u cant have .4 of a person, we need to round up, so the school needs 7 chaperones for 80 students
cross multiply because this is a proportion
(25)(x) = (2)(80)
25x = 160
x = 160/25
x = 6.4......so basically, since u cant have .4 of a person, we need to round up, so the school needs 7 chaperones for 80 students