2007 Alabama ARML TST Problems/Problem 4
Revision as of 14:17, 17 June 2008 by Xantos C. Guin (talk | contribs) (New page: ==Problem== Find the smallest positive integer <math>N</math> such that the product <math>19999N</math> ends in the four digits 2007. ==Solution== The problem states that <math>19999N \e...)
Problem
Find the smallest positive integer such that the product ends in the four digits 2007.
Solution
The problem states that . Since , .
Thus, the smallest positive integer solution is .
See also
2007 Alabama ARML TST (Problems) | ||
Preceded by: Problem 3 |
Followed by: Problem 5 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 |