Get ~ more is ~ reaction ability Blair Watson (USA) 1. There is a bug that divides every two seconds. Two seconds later, two new bugs will split again. If there is only one bug in the bottle at first, it will become two in two seconds, four in two seconds ... and the bottle will be full of bugs in two minutes. Now two such bugs were originally put in this bottle. Q: How long did it take, just a full bottle? 2. Meet a small town in America. There is a 17 minibus, which transports passengers back and forth between Qingshan and Lushui Town, and the distance between the two places is 197 km. After each car arrives in town, the driver has to rest for 8 minutes. Jack, the driver, set out from Qingshan Town at 10: 20 in the morning. On the way, he met (sometimes oncoming, sometimes overtaking) a car in his team from time to time. Arrived at Lushui Town at 1: 55 in the afternoon, and found that no other drivers in the team were there during the break. As there was no companion to chat with, Jack quietly recalled the people in the team he had just met on the road. Q: How many cars did Jack meet in his motorcade? Miss Ava, the daughter of Dr. Dating Matrix, is the only daughter of him and his Japanese wife. She is a real beauty. No wonder Mr Martin has a crush on her. But this young lady is shy by nature, and if she is invited to dinner directly, she may be rejected. In this regard, Mr. Martin racked his brains and thought hard about countermeasures. Suddenly, on a whim, he remembered the trick that gilby Baker, a mathematician from Harvard University, had taught him. He was in high spirits and beamed with joy. "Dear, I have two questions to ask you, and both questions can only be answered:' Yes' or' No'. Other sentences are not allowed. But before I ask a formal question, I want to tell you in advance. Be sure to listen carefully before answering solemnly. The answers to both questions must be completely logical and not contradictory. " He said to Ava. Eva frowned slightly and thought it was very interesting, so she said cheerfully, "All right! Then please ask questions! " Q: How should Mr. Martin ask questions before inviting Miss Ava to dinner? 4.30 seconds to answer (1) Where can I always find happiness? (2) When a person walks into his garden, what does he always put first? (3) What gets dirtier the more you wash it? What can carry a hundred bales of hay but not a grain of sand? (5) What is more popular when it is broken? (6) What do you never eat for breakfast? (7) What can't a magnifying glass enlarge? (8) What will increase by half after handstand? 5. Answer in one minute (1) Go from west to east, turn left 270 degrees soon, then turn back, turn left 90 degrees, and finally turn back. Which direction did you go in the end? (2) in the 20th century, there was such a year. It happened to be this year when it was written in Arabic numerals, but it was the other way around. What year does this refer to? (3) Make a minimum number with three matches (don't break or bend the matches). What's this number? (4) There is a tall and narrow glass tube with a fresh egg in it. If you are not allowed to tilt the glass tube or pick up fresh eggs with any fixtures, what can you do to take out fresh eggs? (5) Jeff, a buyer of a company in London, England, often goes to Paris, France on business, and always goes by train. Once, he went to Paris, France on business, but the first half was by plane, which was eight times faster than his usual train. He arrived in Paris, France by train and bus in the second half, which was half slower than his usual train. Excuse me, did he go to Paris, France on business this time to save time by train? Why? (6) How many times does a walking wall clock coincide with the minute hand and the hour hand in 24 hours? (7) If you are given a long and thick copper wire, you should use this copper wire to extinguish the burning candle flame, but you are not allowed to touch the candle with the copper wire. What can you do? (8) There is a wire. If you cut it with pliers, it will still be the same length as the original wire. What shape is this wire? Before going into space by spaceship, astronaut Carter is signing visitors' names with his pen. When he went into space, he was busy writing a diary with this pen. Can you believe it? (10) Twelve people want to cross the river, and there is only one boat that can carry three people by the river. How many times do these twelve people need to cross the river? 6. Mystery of the Modern Sphinx The Sphinx is a lioness with wings in ancient Greek mythology. Legend has it that she needs a riddle near Thebes, and if she can't guess it, she will kill someone. Once, she asked Prince Thebes to guess a riddle: "There is an animal with four legs in the morning, two legs at noon and three legs at night. What animal is it? " The wise prince said, "It's a man." He guessed right. If you were a modern sphinx, what questions would you ask? For example, what symbol should be added between 1 and 0 to make the number greater than 0 and less than 1? Do you know that?/You know what? Do you know that?/You know what?