Вероятность событий. 7 класс.

Quiz
•
Mathematics
•
7th - 11th Grade
•
Medium
Jaana Pitšugina
Used 53+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В тесте по биологии всего 55 вопросов, в 11 из них встречается вопрос по ботанике. Найдите вероятность того, что случайно выбранный вопрос окажется вопросом по ботанике.
0,25
0,5
0,8
0,2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
В корзине 9 красных шаров и 3 синих. Какова вероятность того, что выбранный наугад шар окажется синего цвета?
0,2
0,25
0,3
0,33
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
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