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Posts under SharedPuzzle

## Riddle Time (1) – I am…?

Posted by DP under SharedPuzzle, Tom, wordfun (1 Respond)

I am in the profile of some pretty great things.
If you just want to play, push me.
This is hint #3.
I am _______________ ?

## Three-tray scale

Posted by Zorglub under SharedPuzzle (38 Responds)

There are 15 marbles with different colors. Their weight are all different, but the only way to rank them is by using a three-tray scale. The scale accepts exactly 3 marbles, one in each tray, and only indicates which of the three weighs the most, the least and consequently the one in between.
What [...]

## Ditloids

Posted by JG under Logic, SharedPuzzle, wordfun (14 Responds)

Solve each ditloid
5 B O M
7 W O T W
10 C F G
6 P O T S O D
13 I A B D
40 D A 40 N O R I T F O G S O B N A H F
52 C I A D
64 S O A C B
366 D I A L Y
666 N [...]

## Unforseen Flaws

Posted by JG under Logic, SharedPuzzle, Tom (7 Responds)

A teacher was having trouble getting her students to learn their facts, but she noticed that her students often played the game “Rock, Paper, Scissors”. She made a game with similar rules in order to encourage the students to learn their facts.
The class would be divided into three teams: Rock, Paper and Scissors. The teacher [...]

## The Speed Of Light

Posted by TheWyvern under SharedPuzzle (11 Responds)

how could we measure the speed of light from holy book (Any holy book .i.e. the holy qur’an – the bible …etc)..but the proof from within it’s verses ..?! of course the Proof will mainly depend on scientific explanation to get the speed of light .

## Weighty Problem

Posted by Chris under SharedPuzzle (6 Responds)

Pinched from the old ToM site.
A rope of length L metres and mass M kg is suspended vertically by one end with the other end just touching a weighing scale (calibrated in kg).  The rope is released.  At the moment just before the entire rope has fallen onto the scale what does the scale read?
Assume the rope [...]

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## Tyre Company

Posted by alohablue under SharedPuzzle (6 Responds)

A tyre company in Namibia buys 2500 tyres per year from suppliers at an average N\$500 per tyre.
The annual storage cost is about 15% of the purchase price. The ordering cost is N\$250 per order.
How many tyres should they order each time???
- Alberto Engelbrecht

## More maths – A little geometry

Posted by Karys under MathsChallenge, SharedPuzzle (22 Responds)

Let ABC be a direct triangle (you go from A to B to C counterclockwise) in a plane.
D,E,F,G,H five points in the same plane, such that :
-ABDE is an indirect square.
-BCFG is an indirect square.
-BDHG is a direct parallelogram.
Show that AH=CE
and that  (AH) and (CE) are orthogonal/perpendicular to each other.

## Brainbats

Posted by trickofmind under SharedPuzzle (18 Responds)

getgetgetgetmenot
R S E M A N
sdraw
ZZZE
ZZEZ
ZEZZ
EZZZ
C H I M A D E N A
IS,IS,IS,IS,IS,IS,IS,IS,IS,IS
H I J K L M N O
CLOUD
TH
One the other
One the other
One the other
One the other
One the other
One the other
DDDDDDDDDDDDDD
DDDDDWESTDDDDD
DDDDDDDDDDDDDD
LASE
mce, mce, mce
TTTTTTIIIIIIIMMMMMMEEEEEE
ABDEFGHIJKLMNOPQRSTUVWXYZ
- Karl Sharman

## Visiting Santa

Posted by trickofmind under SharedPuzzle (27 Responds)

How far do you have to travel to reach the North Pole, if you start from the equator and always head North West?
Karl

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