Ineed asap mrs. hool is planning on grading tests over the weekend. the number of tests that she has left to grade after each hour can be modeled by the equation = 78 − 15ℎ, where is the number of tests left to grade and ℎ is the number of hours she has worked on grading. what is the meaning of the values 78 and −15 in this equation?

What is the interquartile range (iqr) of the data set represented by this box plot?

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots. players number of free throws made free throw attempts kelly 16 20 sarah 25 30 maggie 31 40 liz 44 50 kim 47 60 how many players made at least 80% of their shots? round to the nearest percent.

What is the value of x in the equation 1/5x - 2/3y = 30 , when y = 15