Предмет: Математика, автор: sveta500sveta

какова вероятность того что наугад выбранное двузначное число делится нацело на 14
С подробным объяснением пожалуйста ​

Ответы

Автор ответа: xERISx
22

Всего 90 двузначных чисел:     10, 11, 12, ... , 97, 98, 99

Делятся на 14 всего 7 чисел:     14, 28, 42, 56, 70, 84, 98

Вероятность выбрать кратное 14 двузначное число

\boldsymbol{p=\dfrac 7{90}\approx 0,08}

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