SOLUTION: A basket has 3 apples, 2 oranges, 1 bananas, and 4 grapefruit. A friend randomly selects a piece of fruit from the basket. The P(select a banana or a grapefruit) is
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Question 465791: A basket has 3 apples, 2 oranges, 1 bananas, and 4 grapefruit. A friend randomly selects a piece of fruit from the basket. The P(select a banana or a grapefruit) is Answer by solver91311(24713) (Show Source):
The probability of anything is the number of ways that it can happen that you would consider a success divided by the number of ways it can happen total -- successes and failures.
There are 10 pieces of fruit (3 plus 2 plus 1 plus 4), 5 of which represent successes (1 plus 4).
John
My calculator said it, I believe it, that settles it