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Mathematics 10 Online
OpenStudy (anonymous):

If a single card is drawn from a standard 52-card deck, what is the probability that it is either a seven or a spade?

OpenStudy (anonymous):

=P(7)+P(Sp)-P(7ofSp) Add the probability of each and subtract the overlap.

OpenStudy (anonymous):

16/52?

OpenStudy (anonymous):

4/52+13/52-1/52, so yes, that is correct.

OpenStudy (anonymous):

4/13?

OpenStudy (anonymous):

Reducing fractions is nice. ;-)

OpenStudy (anonymous):

haha thanks:)

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