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Apr 25th, 2007, 07:01 AM
limoz

Complete

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Apr 26th, 2007, 03:25 AM
opus

Re: The Temple of the Ancient Primes - A mathematics challenge for young people.. HAR

-b the highest key that could be selected in a 7 key solution is 59, since the sum of thefirst six primes add up to 41.
-c
You get the maximum product by using the primes 2 7 11 13 17 19 31
Apr 26th, 2007, 03:40 AM
penagate

Re: The Temple of the Ancient Primes - A mathematics challenge for young people.. HARD!

Is this your homework?
Apr 26th, 2007, 03:45 AM
opus

Re: The Temple of the Ancient Primes - A mathematics challenge for young people.. HAR

I hope not:sick:
May 15th, 2007, 05:43 AM
nonono

Re: The Temple of the Ancient Primes - A mathematics challenge for young people.. HARD!

What is the answer to (a)?
May 15th, 2007, 07:58 AM
fuzzboo

Re: Complete

can you please explain c)?
May 15th, 2007, 08:04 AM
opus

Re: Complete

since #1 has been deleted, do you have the text for c?, what i did was using excel to calculate all possible products and take the one with the maximum!
May 20th, 2007, 02:35 AM
BIG T

Re: Complete

is a) that the last digits dont pair up to evenly make 100
eg 3 5 7 11 13 17 19 23= 98 the 7 and 13 pair up 17 and 23, 19 and 11 and then 3 and 5 are left and they equasl 8 which is the last digit