selembar kartu ditarik dari satu set kartu bridge secara acak peluang mendapatkan kartu hati atau kartu king adalah

<p>Dalam 1 set kartu bridge terdapat 52 kartu</p><p>Karena 1 setr kartu ada 4 jenis gambar yaitu sekop, wajik, hari dan keriting maka :</p><ul><li>Hati = 52 : 4 = 13&nbsp;</li></ul><p>&nbsp; &nbsp; &nbsp; n(hati) = 13</p><ul><li>King = 4 - 1 = 3</li></ul><p>&nbsp; &nbsp; &nbsp; Kenapa dikurangkan dengan 1 karena satunya sudah termasuk di 13.</p><p>&nbsp; &nbsp; &nbsp;n(King) = 3</p><ul><li>n(S) = 52</li></ul><p>&nbsp;</p><p>P(Hati atau King) = P(Hati) + P(King)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = [n(hati)/n(S)] + [n(King)/n(S)]</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 13/52 + 3/52</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 16/52</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 4/13</p><p>Jadi, peluang mendapatkan kartu hati atau kartu king adalah&nbsp;<strong>4/13</strong></p>