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

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#1 2009-02-23 11:59:27

Daniel123
Member
Registered: 2007-05-23
Posts: 663

Plates

100 floor tower. 2 identical plates. How many times do we have to drop a plate to find the minimum floor from which dropping a plate will cause it to smash?

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#2 2009-02-23 12:29:09

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

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#3 2009-02-23 16:32:52

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,966

Re: Plates

I didn't notice that before!
A very interesting problem, and a very good solution!
Thanks, JaneFairfax!


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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