Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#4477 Re: This is Cool » Look at tihs! » 2005-07-07 09:29:43

I think all athletes are adults because children are restricted by school. Also, the training needed to become an athlete is probably quite dangerous on a child's developing body.
Children are only more energetic because they want to be. Adults are quite capable of running around, as the athletes prove, but the majority of them would much rather fall asleep in front of gardening programmes.

Edit:
"May I be excused so I can snooze in front of Gardener's World?" - My dad a few minutes ago.
I rest my case.

#4478 Re: This is Cool » Look at tihs! » 2005-07-07 08:02:28

Well, it must have been a good one if it even got that far! What was it?

#4480 Re: This is Cool » Look at tihs! » 2005-07-07 05:27:42

Brainiac? I've seen the f's thing before, so I won't say.

#4481 Re: Puzzles and Games » Horse race » 2005-07-07 05:13:55

Yes, but if Zach stopped all his tricks he wouldn't be half as fun!

#4482 Re: Dark Discussions at Cafe Infinity » Wink Murder » 2005-07-07 03:48:47

Is there any way to confine the image awards to just this topic?
It would be a bit weird for someone to get their question answered by someone whose avatar says that they were killed by a giant eye or something.
If not, don't worry. Their reactions might be quite funny!

#4484 Re: This is Cool » Olympics for London ! » 2005-07-07 03:16:56

Zach wrote:

Of course I'm right.

Well, it's technically an opinion, meaning that it's not right or wrong.
I probably should have said that I agreed with you.

Commiserations to anyone affected by the bombings...

#4485 Re: Help Me ! » What is da Pythagoros theorem » 2005-07-07 03:11:19

I concur. Very good for confusing people though. Well done!

#4486 Re: This is Cool » Olympics for London ! » 2005-07-06 09:44:35

Woo! We get to spend £2 billion pounds in hosting it! Lucky us!
Also, Zach is right.

#4488 Re: Puzzles and Games » Horse race » 2005-07-06 09:38:08

Please stop the 1337-speak.
You're too intelligent to degrade yourself like that.

#4489 Re: Introductions » Hola! » 2005-07-06 07:42:54

Mr T, your super-knowledge should tell you that obvious spamming on a board moderated by Zach is not a good idea.

#4490 Re: Jokes » joke! » 2005-07-06 07:31:28

Ganesh didn't seem to mind. Then again, he DID have it first.
On the other hand, it's not that hard to distinguish between the two, is it?
Can't we all just co-exist peacefully?

P.S. I can moderate properly!

#4491 Re: Help Me ! » probability » 2005-07-06 05:19:17

Randomly pick one. The remaining papers will have one matching letter and three pairs of different letters. This means that for the first pair there is a 1 in 7 chance of them matching.
For the second pair, the same reasoning applies except that there are now only two pairs of different letters so there is a 1 in 5 probability of them matching.
The third pair has a 1 in 3 chance and if all 3 of these pairs match then the last pair must also match.
The total probability is worked out by multiplying all of these together, so it is 1 in (7x5x3x1) or if you want to be really technical, 1 in 7!!, which works out to be 1 in 105.

#4492 Jokes » Stupid signs » 2005-07-06 04:29:35

mathsyperson
Replies: 26

"Beware: This sign has sharp edges. Please do not touch the edges of this sign."

Post your favourites too!

#4493 Re: Help Me ! » london » 2005-07-06 03:36:47

Post count.
When you join, you're a novice.
After 5 posts, you're a member.
After 30 posts, you're a full member.
After 200 or 250 (don't know which), you're a power member.
As Mr T has recently proved, after 1000 posts, you're a super member.
And after a number of very helpful posts, you're a moderator. big_smile

#4494 Re: Help Me ! » Homework » 2005-07-06 03:16:41

Polly wrote:

Do u like reading my fav book is harry potter

You can go into your profile and make that your signature instead of having to type it out in all of your posts, if you want.
Also, if you post just that as many times as you have, it counts as spam.

#4495 Re: Jokes » Human Body and Numbers » 2005-07-06 03:06:23

An average human eyeball weighs 7g.

#4496 Re: Help Me ! » Any Guesses????? » 2005-07-05 19:02:16

Those two are really the same thing, it's just that one of the numbers is written upside-down!

#4497 Re: Help Me ! » Any Guesses????? » 2005-07-05 18:37:01

One die, two dice.
The second die could also be marked 0,1,2,6,7,8.

#4498 Re: Help Me ! » Any Guesses????? » 2005-07-05 04:38:46

MathsIsFun wrote:

If one were marked 0,1,2,3,4,5 and the other marked 6,7,8,9,0,1...

That's very close, actually. You just need to change one number on one of the dice.

#4500 Re: Help Me ! » Any Guesses????? » 2005-07-05 00:42:47

I'm guessing this is a puzzle, rather than a 'help me', so I'll leave it alone.

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