Brainstorming encyclopedia and 5 answers

Brainstorming is an art. Through ingenious organization and thinking association, people can get unexpected answers in a short time. Here are five brain teasers and answers for your reference. 1. The big fruit platter has a big fruit platter with two apples, three oranges and four bananas. How should I distribute it to make everyone equal? Answer: Divide the big fruit platter into three parts, each with apples, oranges and bananas. 2. Unexpected calculation results If I tell you "arithmetic 9+ 1 = 7 10", you will feel wrong, but there is another way to get the result of 7 10. What method is it? Answer: In this formula, the plus sign is actually a connector, not a plus sign. Therefore, 9 connection 1 equals 7 10. 3.find an even number. Excuse me, if a number is 2, what is its even number? Answer: twice 2 equals 4, which is an even number. 4. The number of chickens and ducks There are some chickens and ducks in the cage. If you count, there are 34 on the head and 96 on the feet, how many chickens and ducks are there? Answer: suppose there are x chickens and y ducks in it. Since each chicken has 1 head and two feet, and each duck has 1 head and two feet, the following equation can be obtained: X+Y = 342X+2Y = 96. Solving the equation can get X = 22 and Y = 12, so there are 22 chickens in it. Animals in the forest There is a fox, a rabbit and a deer in the forest. Two of them will lie and one will tell the truth. What did the three animals say? Answer: Suppose the fox can lie, the rabbit can lie and the deer can tell the truth. The fox said, "Rabbit". The rabbit said, "Deer". The deer said, "Deer".