Jawabanmu

2014-02-05T16:43:57+07:00
Iket:
n(S) = 25
A = busuk
n(A) = 2 → n(A’) = 25 – 2 = 23

kejadian terambil 3 salak sekaligus,
peluang salak baik semua:
= 23C₃/25C₃
= 1771 . /2300
= 77/100
3 4 3