Posted by Katie on Monday, November 8, 2010 at 4:48pm.
Three numbers in an arithmetic sequence sum to six. If you add 1 to the first number, 2 to the second number, and 5 to the third number, the result will be a geometric sequence. What are the original 3 numbers?

math  safari Brian, Thursday, August 6, 2015 at 4:58am
1+3=4
5+3=8
=>1,3,4,5,8
=8
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