1) back at basketball practice, Haley's coach is impressed with the improvement in her scoring ability over the past month. She went from scoring 12 points per game last month to scoring 18 points per game this month. He exclaims, "Haley, you have made a 100% improvement in your average points per game!"
a. If Haley increased her average points per game by 100%, how many points per game would she be scoring this month?

b. If she had increased her average points per game by 25%, how many points would she be scoring this month?

d. What portion of her points per game for last month does that increase represent? By what percent did Haley improve her average points per game?

P.S I did c