There are 98 international units of vitamin d in 1 cup of milk. the function v(c)=98c represents the amount v(c) of vitamin d, in international units, you get from c cups of milk. you have a 16-cup jug of milk. what is a reasonable domain and range for this function

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?