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The Simple Sunday Century Question, With Added Alliteration.

Posted by Karl Sharman under Tom (3 Responds)

Will the first day of a century fall on a Sunday, when was the last time? That’s it, simple as that.
But do a bit of research, yes, the calendar follows a predictable pattern, and so do the days of the week. Since first days of the century occur so rarely (oh, about every 100 years [...]

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I need a decorator!

Posted by Karl Sharman under Tom (4 Responds)

Six house painters can paint six rooms in six hours. How many painters are needed to paint 100 rooms in 50 hours? There is the obvious solution, for which points will be awarded, but let’s put a little twist on this conundrum…. What if you can only fit one painter in a room at a [...]

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Something for the Weekend, Sir?

Posted by Karl Sharman under Tom (6 Responds)

Qu 1.
To quickly warm up the grey cells, a lonely box of chocolates sits on the table for all to share. When Chris saw it, he ate 1/6 of the box. Then along came Wizard of Oz and he ate 1/5 of what Chris left. Along came Slavy who ate 1/4 of the chocolates that [...]

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George the Bacteria

Posted by Karl Sharman under Tom (3 Responds)

I have a pet bacteria (George). He/She is one micron in diameter and he/she reproduces by dividing every minute into two bacteria, both called George. At 12:00 PM, I put George in a container. At precisely 1:00 PM, the container was full.
It would be too easy to ask “At what time was the container half [...]

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As simple as ABC, 123, Baby you and me… sing along if you know the words

Posted by Karl Sharman under Tom (9 Responds)

You have a whole bunch of simple objects lying in front of you – describe the missing object. Whilst you are at it – put them in the right order…
1) A cylinder
2) A Dice (or die – for the pedantic)
3) A globe of the earth
4) A wooden wedge
5) A closed doll’s house
6) A piece of [...]

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An Interesting Equation

Posted by Karl Sharman under Tom (9 Responds)

N = R* x ƒp x ne x ƒℓ x fi x ƒc x L
What does this equation mean?
If it is of any help, a rigorous estimate using the equation was implemented in 2001. It produced an estimated answer of… “hundreds of thousands”!

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The Devils Challenges Are Getting Easier

Posted by Karl Sharman under Tom (10 Responds)

You have a meeting scheduled with the Devil. It’s on a Sunday, when you would normally be at church, but hey-ho – business before pleasure and all that. He wants revenge for having been foiled in the past…..
He proposes the following game:
Each of you will take turns placing a plate on a clean table. All [...]

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Mathematical Proof Required

Posted by Karl Sharman under Tom (22 Responds)

What unknown value can you add to 1 in order to get one less?

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Common or Garden Letters

Posted by Karl Sharman under Tom (28 Responds)

A, B,C,E,G,K,M,Q,S,W
What do these letters have in common…?
Unacceptable answers include:-
1. They are all in capitals
2. They all appear in the alphabet
3. They are in alphabetical order etc etc

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An Unoriginal Copy

Posted by Karl Sharman under Tom (11 Responds)

How quickly can you find out what is unusual about this paragraph? It looks so ordinary that you would think that 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 [...]

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