U.S. Problem-Solving Tests Below International Average by Arkansas Business Staff Posted 11/4/2013 12:00 am Adults in the United States ranked below the international average in recent tests of literacy, numeracy and technological problem-solving, a government report released last month said. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.