Your long distance telephone provider offers 2 plans. plan a has a monthly fee of $15 and $0.25 per minute. plan b has a monthly fee of $20 and $0.05 per minute. write and solve an equation to find the number of minutes that you must talk to have the same cost of each of the plans

What is the approximate mark up percentage rate before m equals $1740 marked up from p equals $19,422

Sate why the measure of angle d is 120 degrees

4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051