SOLUTION: what is the probability of drawing a diamond or an ace from a standard deck of cards?

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Question 927986: what is the probability of drawing a diamond or an ace from a standard deck of cards?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
There are 13 diamonds in a deck.
There are 4 aces in a deck.
There is one ace of diamonds in a deck.
The number of cards that are either diamonds or aces or both are,
N=13%2B4-1=16
So then,
P=16%2F52=4%2F13