Assume that women's heights are normally distributed with a mean given by μ=63.9 in, and a standard deviation given by σ=1.8 in.
if 1 woman is randomly selected, find the probability that her height is between 63.1 in and 64.1in.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Factor and solve to find roots x squared -x - 90 =0