around 10-12 will be fine. Instructor said no page limit. He said if you think it is enough for good point and you have said everything it is ok. But, please mak sure you follow the grading rubrics. So no page limit. but as standard 10-12 I think. If you think it is enough for get a "A" and you said everything, complete, Please try to make it easy to understand. because I've to create a power point presentation and have to present in class.