BMAD Posted February 28, 2013 Report Share Posted February 28, 2013 You are given n > 0 of each of the standard denomination US coins: 1¢, 5¢, 10¢, 25¢, 50¢, $1. What is the smallest n such that it is impossible to select n coins that make exactly a dollar? Link to comment Share on other sites More sharing options...
0 k-man Posted February 28, 2013 Report Share Posted February 28, 2013 This has already been posted and solved here Link to comment Share on other sites More sharing options...
0 BMAD Posted February 28, 2013 Author Report Share Posted February 28, 2013 Thanks! I honestly did use the search engine prior to posting. Link to comment Share on other sites More sharing options...
0 bonanova Posted March 1, 2013 Report Share Posted March 1, 2013 BMAD, you're giving us a nice selection of new puzzles. Not to worry if there is a duplicate. Full disclosure, I have reposted my own problems, on at least two occasions. a) bad memory b) I loved the problem c) search words were not well chosen d) all of the above. Answer: d. kman, good catch, and I will close this topic. Link to comment Share on other sites More sharing options...
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BMAD
You are given n > 0 of each of the standard denomination US coins: 1¢, 5¢, 10¢, 25¢, 50¢, $1. What is the smallest n such that it is impossible to select n coins that make exactly a dollar?
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