Multiple-choice questions each have 4 possible answers (a, b, c, d), one of which is correct. Assume that you guess the answers to three such questions. Use the multiplication rule to find P(WCC), where C denotes a correct answer and W denotes a wrong answer.

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

How can you tell when x and y are not directly proportional?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section