My roommate is lousy at math every time she has a math test she become extremely nervous

That does *not* mean she is lousy, she is clearly struggling and you making fun of her for it isn't an appropriate way to handle the situation. You should help her out, ask what she is having trouble with, etc.

compare & contrast informative essay/speech

when speaking or writing for the sole purpose of providing information in order to give audience members a good basis for making a decision, you would present an informative speech or essay.   because you wouldn’t want to be persuading the audience by arguing for one type of exercise over the other, you wouldn’t choose a persuasive/argumentative technique.   to fairly, and without bias, present information about the pros and cons of each type exercise, a compare/contrast, informative speech/essay would be the best bet.

the second sentence is a great revision in my opinion. that would be a great topic.

explanation: