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

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**nbnair****Member**- Registered: 2005-07-29
- Posts: 1

Hi,

Please let me know:

1. How much percentage of educated people, to graduate or postgraduate level, will be able to solve the following Einstein puzzles/problems with out the help of writing down using pen or pencil (or computer)?

2. Also, by using pen and paper, how much time is normally considered as normal for the following?

a. Meeting the Challenge: Eight married couples meet to lend one another

b. Ships: There are 5 ships in a port: 1. The Greek...

c. Gardens: Five friends have their gardens next to one...

d. Soccer Problem: There are 7 boys

Thanking you,

Yours truly, nb nair.

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**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,664

We don't collect stats on that ... if it is important we could set up a survey and ask people to try the puzzles and fill in a form online when they are done. More accurate would be to challenge classes in an exam environment and tally the results. Could be fun.

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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