智力题集锦（A collection of puzzles）.docVIP

智力题集锦（A collection of puzzles） [1] three people together to eat eat a total of 30 yuan, so they each paid 10 yuan to waiter, then the boss told waiter today so special offer only 25 yuan, so that the waiter 5 yuan for the guests, but he walked in the 5 yuan from 2 yuan, finally only the guests gave 3 yuan, that is, 3 guests per person paid only 9 yuan. 3, x, 9, =27, 27, plus 2 yuan taken by the waiter, only 29, but they originally paid 30, and one yuan to whom? [2] you let the workers work for you for 7 days, and the return to the worker is a gold bar. Gold is divided into 7 connected pieces. You must give them a piece of gold at the end of the day, if you are only allowed to make two breaks in the gold bar, how do you pay your worker? [3] now the Xiao Ming family lives across a bridge. It is dark when crossing the bridge, so there must be a light. Now, Xiao Ming to cross the bridge to 1 second, Xiao Mings brother to 3 seconds, Xiao Mings father to 6 seconds, Xiao Mings mother to 8 seconds, Xiao Mings grandfather to 12 seconds. The bridge can be more than two people at any time, and the speed of the bridge is determined by the slowest bridge, and the lights will go out after 30 seconds. Ask the Xiao Ming family how to cross the bridge? {4} a hunter came home with a sheep, a wolf and a cabbage. He came across a river on the road. There is only one boat along the river, but the boat is too small, and at one time it can only carry hunters and another thing across the river. But when the hunter is away, the wolf eats the sheep and the sheep eats the cabbage. How can I transport the wolf, sheep and cabbage safely across the river? {5} said it was Einstein who did not know who made the ballad, but it was enough for you to think about for a while 1, on a street, there are 5 houses, sprayed in 5 colors. 2, each room lives in different nationalities 3. Everyone drinks different drinks, smokes different brands of cigarettes, and raises different pets The question is: who rais