n(S)=36 P(A)=5/12 find n(A)
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n(S)=36
P(A)=5/12
P(A)=n(A)/n(S)
5/12=n(A)/36
5×36=nn(A)×12
5×36/12=n(A)
n(A)=15
Answered by
6
n(s)=36
p(A)=5/12
P(A)=n(A)/n(S)
5/12=n(A)/36
5/12×36=n(A)
5×3=n(A)
15=n(A)
n(A)=15
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