Andrew took 2 hours to solve 30 questions. At the same rate, how much time will he take to solve 50 questions?​

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

When you answer this can you explain

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.