Bo might have scored 18, 19, 20, 22, 23, or 25 points.
If your answer doesn't match ours,
- reread the information that Bo gives his roommates and be sure that you have the right equations and inequalities.
- check to be sure that the graph you chose agrees with the information.
- be sure that the answers you've decided on agree with the information.
If you think you can improve your answer, revise your solution and then leave us a comment. If you can't figure out why your answer doesn't match, tell us as much as you can in your comment and we'll try to help.
If your answer does match our answer,
- have you clearly answered all three questions?
- did you explain how you decided which graph was correct?
- are you confident that you could solve another problem like this?