Your class has 30 students. one-third of them walk to school. how many students in your class walk to school?

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

The tile along the edge of a triangular community pool needs to be replaced? ?

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.