Which of the following represents a unit rate

a) $4

12 books
b) 5 pages

2 minutes
c) 80 beats

1 minute
d) 72 inches

2 yards

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.