1, there were three people go to a hotel, housing three rooms, each room 10 yuan, so they paid a total boss of 30 yuan, the next day, the boss felt three rooms only 25 yuan is enough he had called the man back five yuan to three guests, who knows greedy man, only to return each 1 yuan, secretly took their 2 yuan, so that would mean that the three guests took 9 per person, so the three men spent a total of 27 yuan, coupled with the brother who pocketed 2 million, a total of 29. However, three of them had to pay 30 yuan then there are a total of 1 yuan it? (the title 10 points)
2, has two non-uniform distribution of fragrance, incense burn time is one hour, you can use any method to determine a period of 15 minutes? (The following questions 5 points each)
3, a manager with three daughters, three daughters, ages add up to 13 and three daughters by the age of their age it is equal to Manager, a subordinate manager is aware of the age, but still can not determine the age of three daughters manager, then manager, said that only one daughter's hair is black, then the subordinate the manager will know the age of three daughters. What are the age of three daughters, how much? Why?
4, two blind, they each bought two pairs of black socks and two pairs of socks, eight pairs of socks a the cloth, same size, and each has a trademark on the socks of the paper attached. The two blind accidentally mixed with eight pairs of socks out. How can they each get back black socks and two pairs of what the White Sox ?
5, there is a train speed of 15 kilometers an hour out of Los Angeles went straight to New York, the other a train speed of 20 kilometers per hour from New York bound for Los Angeles. If there is a bird, and 30 km per hour speed and the same time the two trains start from Los Angeles, hit another car and returned, followed by flying back and forth in the two trains until the two trains meet, I ask, will the bird have a number of long-distance flight?
6, you have two jars, 50 red marbles and 50 blue marbles A jar randomly selected, randomly selected out of a marble into the jar, how to select the greatest opportunities for the red ball? in your plan, get the red ball what is the exact risk?
7, you have four installation pill jar, each has a certain weight, pills, pills are not contaminated by pollution, the weight of +1. Weighing only once, how to determine what the drug was contaminated jar?
8, you have a bucket of jelly, including yellow, green, red, three, close your eyes, grab the two the same color jelly. caught taken to determine how many you can certainly have two of the same color jelly?
9, on a group of numbers 1 to 100, all switches facing up (open) the lights for the following *: Where a multiple of the opposite direction allocation of a switch; 2 times the opposite direction and allocation of a switch; 3 times the opposite direction and allocation of a switch hh Q: Finally, to shut off lights to the number?
10, imagine you in the mirror, I ask, why mirror image can be reversed or so, but can not reverse up and down?
11, a group of people having a party,UGG boots, each head is wearing a hat. only white and black hat, black with at least one. everyone can see color of the hat to other people, but can not see their own. host let us look at other people wearing the Shiyao hat, and then turn off the lights, If anyone thinks himself wearing a black hat, slap yourself a slap in the face . The first turn off the lights, no sound. then again turn on the lights, we see it again, turn off the lights were still silent. has been to the third turn off the lights, the voice sounded only pat slapping. Q How many people wore black hat?
12, two rings, the radius is 1 and 2, respectively, small round circle in the circle around the circumference within the week, asked the small round their turn for a few weeks? If the great circle outside, turn their own a few small round Week do?
13,1 yuan a bottle of soft drink, after drinking two bottles for a bottle of soda, and asked: Do you have 20 dollars,UGG shoes, up to drink a few bottles of soft drinks?
14, assuming you graduate work was done to the assistant manager of a private company, is 3 thousand years, and companies agreed a pay rise every year, but two years have passed without the slightest audio. At first the company's poor performance, you have not been mentioned this things that other enterprises developed, must not ill-treat the old staff. enterprises into the third year, the bosses have to buy new cars, but no mention of a raise to do. Last month,Discount UGG boots, you have to know the future of the company new tactics to earn and own as much as now, was very angry. want the boss to your raise. if you are you, how would you let your bosses are willing to pay you do?
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