How many small squares are in Step 10?

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?

Katlyn made 4 dresses with 7 yards of fabric. how many yards did she use on 1 dress?

Which of the following expressions is equal to 2x^2+8