Abag contains 8 black marbles, 16 white marbles, 14 red marbles, and 10 green marbles. a marble is drawn at random from the bag. what is the probability that the marble drawn will not be white?

15 points ! ~ see if you know the answer to both you!

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.