document.write( "Question 881547: using the digits 0-9 determine how many 7 digit numbers can be constructed according to the following criteria. The number must be odd and at least 5 million \n" ); document.write( "
Algebra.Com's Answer #532308 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! The numbers must be greater than \n" ); document.write( "or equal to \n" ); document.write( " \n" ); document.write( "--------------- \n" ); document.write( "The largest 7-digit number is: \n" ); document.write( " \n" ); document.write( "-------------- \n" ); document.write( "Going from the lowest to the highest, \n" ); document.write( "I have: \n" ); document.write( "EOEO ( starts with odd, and ends with even \n" ); document.write( "So, the evens and odds are the same \n" ); document.write( "-------------------------------- \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "numbers possible \n" ); document.write( " \n" ); document.write( "There are 2,500,000 possible odd numbers \n" ); document.write( "---------------- \n" ); document.write( "No number starting with 0, 1, 2, 3, or 4 are allowed, \n" ); document.write( "since they would be less than 5,000,000 \n" ); document.write( " \n" ); document.write( " |