Gwen bought a 2 1/4 pound bag of finch bird seed and a 3 1/2 pound bag of parrot bird seed. The total cost for the two bags was $16.79. Find the cost per pound if it is the same for both types of bird seed

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?