August Brain Teasers
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Brain Teasers: A brain teaser is a form of puzzle that requires thought to solve. It often requires thinking in unconventional ways with given constraints in mind; sometimes it also involves lateral thinking. Logic puzzles and riddles are specific types of brain teasers.
Today's can be found below....
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Jack is taller than Peter, and Bill is shorter than Jack. Which of the following statements would be most accurate?
(A) Bill is taller than Peter.
(B) Bill is shorter than Peter.
(C) Bill is as tall as Peter.
(D) It is impossible to tell whether Bill or Peter is taller.
It's All About Time
1. At what time after 4pm are the minute and hour and second hand of a standard clock perfectly aligned on top of each other?
2. How many times does a coin rotate in rolling completely about another coin, of the same size, without slipping?
1. 100 Z in a G
2. 100 T in a G of S
3. 6= S of a H
4. 1 = P of P P that P P P
5. 1 F T M 2 F T S
If I were in Hawaii and dropped a bowling ball in a bucket of water which is 45 degrees F, and dropped another ball of the same weight, mass, and size in a bucket at 30 degrees F, both of them at the same time, which ball would hit the bottom of the bucket first? Same question, but the location is in Canada?
Can you decipher this nursery rhyme?
Complications arose during an investigation of dietary
influence; one researcher was unable to assimilate adipose
tissue, and another was unable to consume tissue consisting
chiefly of muscle fiber. By a reciprocal arrangement
between the two researchers, total consumption of the
viands under consideration was achieved, thus leaving
the original container of the viands devoid of contents
A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?
1. Visualize a cube. You know it has 6 faces, 8 corners, and 12 edges. Now, imagine a knife slicing away each corner with a straight plane cut. How many total edges are there now?
2. At the height of the Cold War, a U.S. racing car easily beat a Russian car in a two-car race. How did the Russian newspapers truthfully report this in order to make it look as though the Russian car had outdone the American car?
1. Which one of the following five is least like the other
Cat - Lion - Dog - Turtle - Elephant
2. Add a few words to this equation to make it true: 1 + 1 + 1 =
3. An archeologist finds a coin dated 48 B.C. How did he know it was a fake?
1. What is the next term in this series?
100 121 144 202 244 400 ...?
2. A 30 year old man married a 25 year old woman. She died at age 50 and her husband was so devastated that he cried for years. Ten years after he stopped crying, he died. If he had lived to be 80, how many years was he a widower?
What row of numbers comes next?
Although I exist alone, I am often intertwined with others
the threads of a spider web. When worn there's an expression
that signifies you shall not leave me. A man with a name meaning
knowledgeable one once said that I am part of a set of four and
that I have less than ten folds.
Matthew walks up and down a hill which is three kilometers each way. His dog, being slower, walks at half the speed. When Matthew reaches the top of the hill he turns around and walks down to meet his dog part way. Matthew continues walking to the bottom of the hill maintaining his speed. The dog follows him, also maintaining his speed. How far does the dog walk?
It's About Age...
1. In 1990, a person is 15 years old. In 1995 that same person is 10 years
How is this possible?
2. A man was born in 1955. He's alive and well today at age 33.
How is this possible?
1. There was an old woman who lived in a shoe, and the only food she had for her ten children was six potatoes. How did she make sure that each child had an equal share?
2. I come during winter,
But leave during summer.
You'll see me at night,
And maybe during day,
But one time you'll never see me,
Is without heat in my bay.
I am loud or quiet.
I am sudden or expected.
I am a strong medication.
I am a relief in certain situations.
I am caused by embarrassment and/or happiness.
I am found in many good friendships.
I am .......
1. John wonders, "If Raymond's son is my son's father, how am I related to Raymond?"
2. Sarah went to get her drivers license. When asked her age, she replied: "My age today is three times what it will be three years from now minus three times what my age was three years ago." How old is Sarah?
3. Hi! Ma and Pa told me I'd better say that all the two-letter words in this paragraph have something in common
or else! What's the common factor here?
Examine each of the five sentences below. What is unusual about them? They all display a special property that
shouldn't be too difficult to spot.
a. Sums are not set as a test on Erasmus
b. Stella won no wallets
c. Eva, can I stab live, evil bats in a cave?
d. I maim nine men in Miami
e. Marge lets Norah see Sharon's telegram
1. A woman depended on a public telephone to make her calls, but it was usually out of order. Each day she reported this to the phone company, but nothing was done. Finally she came up with a fib that she told the phone company. The phone was fixed the next day. What did she tell them?
2. Soon little Freddie will celebrate his tenth birthday. In 11 years Freddie will reach half the average age of his parents. His mother is only 17 years older than her son. How old are Freddie's father and mother.
A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?
1. George, Helen, and Steve are drinking
Bert, Karen, and Dave are drinking soda.
Using logic, is Elizabeth drinking coffee or soda?
2. A piece of firewood is standing on end. Which is more likely to knock the piece of wood over - a lead bullet fired from a gun or a rubber bullet of the same mass traveling at the same speed (and hitting the same spot)? Assume that the rubber bullet does not disintegrate on impact.
Jack and Joe were on vacation and driving along a deserted country road from the town of Kaysville to the town of
Lynnsville. They came to a multiple fork in the road. The sign post had been knocked down and they were faced with choosing one of five different directions. Since they had left their map at the last gas station and there was no one around to ask, how could Jack and Joe find their way to
1. The price of an article was cut 20% for a sale. By what percent must the item be increased to again sell the article at the original price?
15% - 20% - 25% - 30% - 40%
2. See if you can complete words by putting three letters on each side of the following twelve combinations.
a. ural, b. ocia, c. upul, d. cina, e. caut, f. hest, g. ment, h. idel, i. redi, j. dpec, k. olut, l. epho
1. Only five of the words in the riddle-line below are common names (bird-types; subspecies) of gulls. The remaining one is a gull, too, but not a bird. Which one is the oddity?
Herring, California, Pigeon, Western, Iceland, Laughing
2. A farmer must spend exactly $100 to buy exactly 100 animals, and must buy at least one of each animal. Cows are $10 each, Goats are $1 each and Chickens are 8 for a $1. What does he buy?
1. A racing driver drove around a 6-mile track at 140 miles per hour for 3 miles, 168 miles per hour for 1.5 miles, and 210 miles per hour for 1.5 miles. What was his average speed for the entire 6 miles?
2. A girl is twice as old as her brother and half as old as her father. In 22 years, her brother will be half as old as his father. How old is the daughter now?
1. The sentence below is George Bernard Shaw's comment on chess. Can you reconstruct the original quotation?
"they clever are time making expedient foolish doing wasting very something for idle is a they chess people when their are only believe"
2. There are 11 body parts that have only 3 letters (no slang allowed). What are they?
In 1209, on a hot summer day there was a man who was ordered to be executed by king. The king was a nice king though, and he said that if the man could prove himself wise, he would let him go. The king filled a room with fake flowers, and only put in one real flower in the room. The king said the man had 20 seconds to find the real flower. The man said,
"It's very stuffy in here. Could you open a window?" The king opened a window, and the man immediately knew which was the real flower. How did he know?
1. John Peterson was born in Albany in 1938, on a date not divisible by 2, 3, or 5, and in a month that does not contain the letters "e" or "i". When does he become one year older?
2. In a certain village there is a man, so the paradox runs, who is a barber; this barber shaves all and only those men in the village who do not shave themselves. Query: Does the barber shave himself?
I am a word of 12 letters.
My 12, 4, 7, 2, 5 is an Eastern beast of burden.
My 1, 8, 10, 9 is a street made famous by Sinclair Lewis.
My 11, 3, 6 is past.
My whole is a person suffering from delusions of greatness.
So, who am I?
"If some Smaugs are Thors and some Thors are Thrains, then some Smaugs are definitely
This statement is: TRUE - FALSE - NEITHER
These words follow a logical progression:
Which of these could be next?
KID - BOY - ASK - TOO
1. It takes twelve one-cent stamps to make a dozen. How many four-cent stamps does it take to make a dozen?
2. There was a man climbing a ladder to somebody's house, to the nearest window. He broke into the house and took what was most precious to the family. He climbed down, and the police were there waiting for him. He returned what he took, and the police let him walk away. Why?
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