Current location - Quotes Website - Collection of slogans - As shown in the figure, there are 10 cards with the theme slogan of Beijing 2008 Olympic Games written on the front, and the back is the same. Wash them and put them away.
As shown in the figure, there are 10 cards with the theme slogan of Beijing 2008 Olympic Games written on the front, and the back is the same. Wash them and put them away.
According to the meaning of the question, * * * has ten cards.

A means that the Chinese character "Tong" is opened at will. Only two cards have the Chinese character "Tong" on them.

Then p (a) = the total number of basic events in the number S contained in A = the number of cards of the same Chinese character =kn= 15.

So answer: 15.

Related articles
  • Propaganda slogan of Anyang Municipal People's Government
  • What is Japanese for killing giggles?
  • Functional center of gravity of Asia-Pacific films
  • Five articles on self-evaluation of customer service posts in 2020
  • Urgent for an enterprise slogan with the word "Jianxiang"! !
  • The whole poem "Four Machines" (Yuanyang wants Qi Fei when editing)
  • What is the core of China's space development?
  • Recommendation of Ten Famous Door and Window Brands in Foshan, Guangdong Province
  • Has Shanghai Telecom recently organized a package to send mobile phones?
  • The slogan of Ningbo

    • copyright 2024 Quotes Website All rights reserved