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Spider in a Well

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gollum
 
Reply Tue 13 Apr, 2010 07:48 pm
If a spider fell down to the bottom of a 50-foot well, and each day climbed up three feet and slipped back two, how many days would it take the spider to get out of the well?

Hint: It is not 50 days.
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Type: Question • Score: 0 • Views: 1,060 • Replies: 2
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fresco
 
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Reply Wed 14 Apr, 2010 12:09 am
@gollum,
48 days.
On day 47 he climbed to 49 and slipped back to to 47. On day 48 he gets to 50.
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Ionus
 
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Reply Wed 14 Apr, 2010 07:29 am
@gollum,
Thats terrible ! Cant the fire brigade do something ??
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