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Re: MATH QuESTION!

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kennyle100 is not online. kennyle100
Joined: 27 Nov 2007
Total Posts: 18157
18 Nov 2011 04:42 PM
so a ball bounces twice, rebounding 72% of the previous height each time



after the second bounce
what is the original height






if second bounce was 25cm
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kennyle100 is not online. kennyle100
Joined: 27 Nov 2007
Total Posts: 18157
18 Nov 2011 04:43 PM
To clarify, after the second bounce the ball rebounded, getting to a height of 25cm.
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pvtgreenboy is not online. pvtgreenboy
Joined: 25 May 2011
Total Posts: 1205
18 Nov 2011 04:44 PM
now this is a brain teaser
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prettyjackie is not online. prettyjackie
Joined: 26 Feb 2010
Total Posts: 2647
18 Nov 2011 04:51 PM
Uh Its sooooo easy

I Got the awsner

Pi

~Du you liak waffles?
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Lazarex is not online. Lazarex
Joined: 17 Nov 2011
Total Posts: 1600
18 Nov 2011 04:54 PM
1
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kennyle10 is not online. kennyle10
Joined: 27 Nov 2007
Total Posts: 135
18 Nov 2011 05:56 PM
nope
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IcyTheHedgehog is not online. IcyTheHedgehog
Joined: 03 Feb 2009
Total Posts: 44314
18 Nov 2011 05:58 PM
9 ft?
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IcyTheHedgehog is not online. IcyTheHedgehog
Joined: 03 Feb 2009
Total Posts: 44314
18 Nov 2011 05:59 PM
Whoops, I meant 16 ft.
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MisterMattchu is not online. MisterMattchu
Joined: 12 Jun 2011
Total Posts: 863
18 Nov 2011 05:59 PM
18 Centimeters.
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moose1997 is not online. moose1997
Joined: 04 Jul 2008
Total Posts: 12502
18 Nov 2011 05:59 PM
48.2253086cm

Gappo gappo
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Sam010100001 is not online. Sam010100001
Top 100 Poster
Joined: 09 Aug 2009
Total Posts: 34814
18 Nov 2011 06:00 PM
25/.72 = 34.722222...

Advance or a8scond, advance or a8scond!
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kennyle10 is not online. kennyle10
Joined: 27 Nov 2007
Total Posts: 135
18 Nov 2011 06:00 PM
icy how do you get feet from cm
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IcyTheHedgehog is not online. IcyTheHedgehog
Joined: 03 Feb 2009
Total Posts: 44314
18 Nov 2011 06:05 PM
@Ken

From not reading it correctly.

I meant 16 cm.
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kennyle10 is not online. kennyle10
Joined: 27 Nov 2007
Total Posts: 135
18 Nov 2011 06:05 PM
moose is right

hooray
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kennyle10 is not online. kennyle10
Joined: 27 Nov 2007
Total Posts: 135
18 Nov 2011 06:06 PM
Well clearly that's wrong because if it gets lower each bounce how does it get higher without force

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