Question

A gumball machine contains 7 red, 5 yellow, and 6 orange gumballs. What is the probability that the next gumball that comes out will be either red or yellow?

show work pls tnx!

Answer 1

2/3

Explanation:

7 red, 5 yellow, and 6 orange =18

P( red or yellow) = number of red or yellow / total

= (5+7)/18

=12/18

=2/3