Just to clarify, I think this change is great. I've seen the complaints for a while :( I was suggesting something like this since our math questions are not usually color coded (and I don't think we need extra color coding any more now that you've added the labels):

![image](https://f.cloud.github.com/assets/1017630/256262/0ddb5676-8c25-11e2-8ee6-e1a1033c9cca.png)