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A souvenir shop sells 25 cups, 30 picture frames and 15 other souvenirs within two weeks. Z is the event of selling a cup. Calculate the probability of selling other souvenirs.

Pertanyaan

 A souvenir shop sells 25 cups, 30 picture frames and 15 other souvenirs within two weeks. begin mathsize 14px style Z end style is the event of selling a cup. Calculate the probability of selling other souvenirs.

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I. Ridha

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

Pembahasan

begin mathsize 14px style n left parenthesis S right parenthesis equals 70 comma space n left parenthesis Z right parenthesis equals 25 comma space n left parenthesis Z to the power of c right parenthesis equals 45 end style

begin mathsize 14px style P left parenthesis Z right parenthesis equals 25 over 70 equals 5 over 14 end style

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The probability of selling other souvenirs than cup is begin mathsize 14px style 9 over 14 end style.

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