Question

If n(A) = 5, P(A) = `1/2`, then n(S) = ?

पर्याय

• 10

• `3/5`

• `4/5`

• `1/3`

Answer 1

10

Explanation:

`P(A) = (n(A))/(n(S))`

∴ `1/2 = 5/(n(S))`

∴ n(S) = 10