Question

(i) If n(A)=3, P(A)=
1
4
then n(S) = ?
(A) 12
(B) 7
3
(D)
4.
(C)
4.
3
C​

Answer 1

Answer:

n(s)=12

Step-by-step explanation:

hope my answer helps it is from the chapter probability

Answer 2

Step-by-step explanation:

first:P(A)=n(A)

n(S)

second :new formula n(S)=n(A)×P(A)

third: n(S)=3

P(A)=1

4

FOURTH :n(s)= 3 × 1

1 4

=12

1

and answer is 12