A brain teaser is going viral on social networks. A test that seems simple but is actually very difficult to solve. Why do you have to solve brain puzzles every day? Brain puzzles provide many cognitive benefits, helping to stimulate mental activity and improve overall brain health. Engaging in brain games regularly can improve critical thinking skills by encouraging individuals to think creatively and analytically to solve complex problems. This mental exercise helps train focus and concentration because it requires constant attention to details and patterns. Brain teaser games are effective in enhancing memory and concentration. recovery ability. Solving puzzles activates different parts of the brain involved in memory formation and retrieval, thereby enhancing cognitive function. This may be especially beneficial for older adults in maintaining mental sharpness and reducing the risk of cognitive decline.
question
The question is: “Fourteen students in the class are girls. Eight students wear blue shirts. Two students are not girls or do not wear blue shirts. Five students are girls wearing blue shirts. How many students are there? ? in class? Many enthusiasts responded with the answer. “17 – 5 of you are girls wearing blue shirts so logically there must be 3 of you who are not girls so add that number to the original number which is 14 girls. 3, ” wrote one user. “Thank you all for guessing! The correct answer is 19,” wrote the person who posted the puzzle.
Here is the answer
Total number of girls: Class has 14 girls. Total number of blue shirts: There are 8 children wearing blue shirts. Neither female nor blue shirt: There are 2 children who are neither female nor wearing blue shirts. Girls wearing blue shirts: There are 5 girls wearing blue shirts. Now let’s find the total number of people in the class:
Start with the total number of children who are female or wearing blue shirts: Females (14) + Blue shirts (8) – Females wearing blue shirts (5) = 17 children are female or wearing blue shirts. Add up the students who are neither girls nor wearing blue shirts: Total = Number of students who are girls or wearing blue shirts (17) + None (2) = 19 So the total number of students in the class is 19. So In your opinion, how many students are there? correct answer?
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