Question

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Answer 1

non face card =0/52 =0

black king or red queen= 4/52 =1/13

a spade=13/52

Answer 2

Condition for Event A : Non - face card

n(A) = 0

p(A) = n(A)/n(S) = 0/52 = 0

Condition for event B : A black king or a red king

n(B) = 13+13=26

n(B) = 26

p(B) = 26/52=1/13.

Condition for event C : A spade

n(C)= 13

p(C) = n(C)/n(S) = 13/52