The temperature of a heated swimming pool varies from 78 degrees F by no more than 2 degrees F" Name the least and greatest possible temperatures of the pool. Then write a compound inequality to represent all of the pool's possible temperatures. 

What is the length of the unknown leg in the right triangle ?

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

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 less than 132. the probability that a randomly selected adult has an iq less than 132 is?