What is 8.89 rounded to the nearest tenth

Which of the following questions is a statistical question? (2 points) how many professional sport leagues are there? where do the professional sport leagues play? how many hours of professional training took place over the weekend? how many hours do you spend each week training for a sports league?

Select the quadratic that has root x = 8 and x = -5

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?