1. a preschool has a student to teacher
ratio of 5: 2. which of the following
ratios is equivalent to this ratio?
a 45 teachers to 18 students
b 45 students to 18 teachers
c 35 students to 10 teachers
d 10 students to 7 teachers

Which of the choices shown could be used to prove that aacp=abcp ?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

What is the length of side s of the square shown below?