Question

You are playing the slot machine. There are 3 wheels and each wheel has a picture of 7 different fruit (lemon, plum, apple, orange, pear, cherry and a banana). When you pull down the level, what is the probability that at least 2 oranges will appear?

Answer 1

Here are the outcomes. You could also a tree diagram for this:

There are 49 outcomes for this problem. Therefore, 7/49 possible probability that 2 could be orange. To check if i'm correct, use a tree diagram or a compound principle.