![]() |
Главная Случайная страница Контакты | Мы поможем в написании вашей работы! | |
|
A bag contains a large number of tiles. The probability that a tile drawn from the bag shows the letter A is the probability that a tile drawn from the bag shows the letter B is
and the probability that a tile drawn from the bag shows the letter C is
What is the probability that a tile drawn at random from the bag
a) shows the letter A or B
b) does not show the letter C?
Дата публикования: 2014-11-03; Прочитано: 330 | Нарушение авторского права страницы | Мы поможем в написании вашей работы!