A card is drawn from a standard deck of 52 cards. What is the probability this card will be a king or an ace?
A.
about 3.9%
B.
about 7.7%
C.
about 15.4%
D.
about 50%

Question

A card is drawn from a standard deck of 52 cards. What is the probability this card will be a king or an ace?
A.
about 3.9%
B.
about 7.7%
C.
about 15.4%
D.
about 50%

kirbykirby · Answer

You should be finding: P(King or Ace) = P(King) + P(Ace)

kirbykirby · Answer

if you see "or", you should thing of the addition rule: P(A or B) = P(A) + P(B)
if you see "and", you should think of the product rule P(A and B) = P(A) * P(B)

anonymous · Answer

i tried and got none of the answers.

kirbykirby · Answer

Ok, what is the probability of getting a King? That is, P(King) ?