the shoe store clerks are paid on commission. if the clerk receives a 12% commission on total purchase amounts before tax is applied, how much would the commission be for Isaac's purchase with and without a coupon?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

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.

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?