Which of the following projects is most likely to be used in stem education to learn mathematics concepts? building an interactive website designing an eco-friendly house using cooking oil as a substitute fuel for diesel determining the statistical frequency of car accidents

Sandy works at a clothing store. she makes $7 per hour plus earns 15% commission on her sales. she worked 75 hours over the last two weeks and had a total of $2,566 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?

The sum of two numbers is 86, and their difference is 20. find the two numbers

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2