document.write( "Question 479193: How many three-digit numbers greater than 300 can be formed from 0, 1, 2, 3, 4, 5 and 6, if each digit can be used only once? \n" ); document.write( "
Algebra.Com's Answer #328368 by Edwin McCravy(20055)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "Choose the 1st digit any of 4 ways: 3, 4, 5, or 6\r\n" ); document.write( "Choose the 2nd digit any of 6 ways: any of the six which \r\n" ); document.write( "you didn't choose for the 1st digit.\r\n" ); document.write( "Choose the 2nd digit any of 5 ways: any of the five which \r\n" ); document.write( "you didn't choose for the 1st or 2nd digits.\r\n" ); document.write( "\r\n" ); document.write( "Answer: 4 = 120 ways.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |