Presentation on theme: "Brain Teaser 1 What is the significance of the following:"— Presentation transcript:
1 Brain Teaser 1 What is the significance of the following: The year is 1978,thirty-four minutes past noonon May 6th.The time and month/date/yearAmerican style calendar are 12:34, 5/6/78.
2 How much dirt would be in a hole None. No matter how big a hole is, Brain Teaser 2How much dirt would be in a hole6 feet deep and 6 feet wide thathas been dug with a square edged shovel?None. No matter how big a hole is,it's still a hole: the absence of dirt.
3 Brain Teaser 3 What can go up a chimney down, but can't go down a chimney up?An umbrella.
4 What is it that goes up and goes down Brain Teaser 4What is it that goes up and goes downbut does not move?The temperature
5 Brain Teaser 5I dig out tiny caves, and store gold and silver in them. I also build bridges of silver and make crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs my help, yet many people are afraid to let me help them. Who am I?A Dentist.
6 Brain Teaser 6When asked how old she was, Mary replied, "In two years I will be twice as old as I was five years ago." How old is she? 12
7 Brain Teaser 7An elderly man is going for a walk. Two young men in excellent physical condition are directly behind him, sprinting toward him. No matter how fast they run, they do not catch up with the man. Why can't the men catch up with the elderly man and where are all three people?The three people are on treadmills in a gym.
8 What are the people taking and which type of business employs Mike. Brain Teaser 8A steady stream of people enter Mike's place of business and remove its treasured belongings. The people do not pay for what they take. Mike allows them to take as much as they can carry as long as they keep their mouths shut. What are the people taking and which type of business employs Mike.The people are taking booksand Mike works for a Library.
9 Let enough air out of the tires to lower the truck. Brain Teaser 9There is a low railroad bridge in your town. One day you see a large truck stopped just before the underpass. When you ask what has happened, the driver tells you that his truck is one inch higher than the indicated height of the opening. This is the only road to his destination. What can he do to get through the underpass the easiest way?Let enough air out of the tires to lower the truck.
10 Plant one tree at each point and one tree where the sides intersect. Brain Teaser 10Little Johnny buys 10 trees at a local nursery. How does he plant these 10 trees in 5 rows with 4 in each row? Draw a 5 pointed star.Plant one tree at each pointand one tree where the sides intersect.
11 Brain Teaser 11I have four letters. The first two stand for a boy. The first three stand for a girl. All of my letters stand for brave boy.What word am I?Hero
12 Everyone on the bus was married Brain Teaser 12My brother, the local bus driver, was telling me that recently he was driving a bus full of people and no-one got off on the way. However, at the end of the journey, there was not a single person left on the bus. How?Everyone on the bus was marriedand therefore not single.
13 Brain Teaser 13 We were four, one was cut and we were five. What are we? The answer is the Roman numeral IV.It stands for 4, and if the one (I)is taken out, it becomes Roman numeral V,which is five.
14 Jeff had 17 rings and all but 9 Brain Teaser 14Jeff had 17 rings and all but 9were dropped down the drain, how many did he have left? Nine.
15 Brain Teaser 15Correct the following equation so that it makes sense by freely moving the given four digits but without introducing any additional mathematical symbols.79 = 2472 = 49
16 Brain Teaser 16 www.mathsrevision.com How quickly can you find out what is unusual about this paragraph? It looks so ordinary that you would think hat nothing was wrong with it at all and, in fact, nothing is. But it is unusual. Why? If you study it and think about it you may find out, but I am not going to assist you in any way. You must do it without coaching. No doubt, if you work at it for long, it will dawn on you. Who knows? Go to work and try your skill. Par is about half an hour. The paragraph does not contain any instances of the letter 'e', the most common letter in the English alphabet.
17 A clerk in the butcher shop is Brain Teaser 17A clerk in the butcher shop is5 feet 10 inches tall.What does he weigh?Meat.
18 If there are three apples Brain Teaser 18If there are three applesand you take away two,how many do you have?Two.
19 If you have only one match Brain Teaser 19If you have only one matchand you walked into a room where there was an oil burner, a kerosene lampand a wood burning stove.Which one would you light first? The Match
20 Two men play five games of checkers. Brain Teaser 20Two men play five games of checkers.Each man wins the same number of games.There are no ties. Explain this. The two men weren't playing each other. The two men weren't playing each other.
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