Suppose from a pack of 52 cards one is drawn at random what is the probability that it is either an ace or a red.
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Mathematics
A={event has ace}
need an explanation for this answer? contact us directly to get an explanation for this answerR={event has red}
P(A)=4/52 ,P(R)=26/52
P(A∩R)=2/52
∴P(A∪R)=P(A)+P(R)-P(A∩R)=4/52+26/52-2/52=28/52