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ITS KILLIN ME!

Forums: Science And Math
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hanz00
 
Reply Thu 6 Oct, 2005 02:10 pm
hi
so this person asks me if i can use these four numbers: 1,6,7,5 only once to get 21

i tried but it seems impossible, but they said it has an answer! can anybody help?
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Type: Discussion • Score: 1 • Views: 656 • Replies: 2
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yitwail
 
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Reply Thu 6 Oct, 2005 10:15 pm
(6x7)/(square root of (5-1)) probably
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vinsan
 
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Reply Fri 7 Oct, 2005 08:01 am
yitwail wrote:
(6x7)/(square root of (5-1)) probably


correct
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