Bowl contains 8 red balls, and 7 blue balls, and you draw 4 balls.
in how many ways can the selection be made so that at least one of each color is draw?

Explain how you can use the associative property to evaluate (7x50)x4.

Find the distance between (0,5) & (-4,2)

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.