gabe goes to the mall. If k is the number of items he bought, the expression 11.79k+29 gives the amount he spent in dollars at one store. Then he spent 28 dollars at another store. Find the expression which represents the amount gabe spent at the mall. Then estimate how much gabe spent if he bought 2 items.

Divide. write in the simplest form. 4 1/6 divided by 10

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.

Walter is to make cookies for a basketball tournament. he's made 15 cookies so far. his coach asked him to make at least 20 cookies but no more than 55. solve the inequality and interpret the solution. 20 ? x + 15 ? 55