Calculate this~!

MUST be solved in your head!

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155 Replies - 13368 Views - Last Post: 04 May 2009 - 08:17 PM

#32 tody4me   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:21 PM

1?

This post has been edited by tody4me: 23 December 2008 - 01:21 PM


#33 GWatt   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:30 PM

13 * 6 = 78

#34 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:34 PM

Nice try, and that is why this is a trick question. You arent recieveing one present the first, two the second, 3 the third, etc, or that would have worked GWatt. It just keeps adding up on itself. Real amount is much higher.

#35 GWatt   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:41 PM

oh right, 356 then

#36 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:45 PM

ooohhh....sooo close

#37 GWatt   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:51 PM

364

#38 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:52 PM

YUP! Go head and post our own now.

#39 KYA   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 01:52 PM

364

DAMMIT IM A MINUTE OFF

This post has been edited by KYA: 23 December 2008 - 01:53 PM


#40 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 02:02 PM

If no one posts another one in 10 mins, I will just to keep it going.

#41 GWatt   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 02:08 PM

I was going to post a related rates problem, but i forgot most of my calculus, so nvm that.

what is the 6th number of the 9th row of a pascal's triangle?

#42 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 02:13 PM

These are easy~ 56
Well, as long as Iunderstood the question right anyway, haha.

This post has been edited by rdsrds2120: 23 December 2008 - 02:14 PM


#43 GWatt   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 02:14 PM

ye

#44 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 02:15 PM

Attached Image

~~How many total aquares of ANY SIZE are on this chessboard that DO NOT contain a rook?

#45 tody4me   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 03:00 PM

62

This post has been edited by tody4me: 23 December 2008 - 03:00 PM


#46 rdsrds2120   User is offline

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Re: Calculate this~!

Posted 23 December 2008 - 03:15 PM

Nice try, but the squares are ANY SIZE

~~ANY SIZE squares~~

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