Avery is baking cookies and selling them ti earn some holiday spending money. Each of his cookies cost the same amount, if he sells 6 cookies he will earn 9. he his hoping to make enough to buy a 60$ sweater for his sister. Find out how much Avery charges for 1 cookie (the Unite rate)?

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Marina baked cookies. she gave 3/4 of the cookies to the scout bake sale. she shared the remaining 6 cookies with her friends. how many cookies did marina bake?