Предмет: Математика, автор: tenyaboronko

Студент вивчив 15 питань з 20. Яка імовірність того, що він відповість на обидва питання в квитку?

Ответы

Автор ответа: kotikx65

Ответ:

100%=20 а 15 = 75%

Пошаговое объяснение:

я поділив 100 на 4 вийшло 25

100-25=75% ймовірності

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Студент вивчив 15 питань з 20. Яка імовірність того, що він відповість на обидва питання в квитку?​

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Студент вивчив 15 питань з 20. Яка імовірність того, що він відповість на обидва питання в квитку?