document.write( "Question 183333: Adam is allowed to choose his own telephone number. The first three digits are set 425-. He can suggest any combination of numerals for the last four digits. Unfortunately, while in first grade, Adam had great deal of trouble writing the number 8 and has hated the number ever since. How many possible telephone numbers can he construct avoiding the number 8? \n" ); document.write( "
Algebra.Com's Answer #137702 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Adam is allowed to choose his own telephone number. The first three digits are set 425-. He can suggest any combination of numerals for the last four digits. Unfortunately, while in first grade, Adam had great deal of trouble writing the number 8 and has hated the number ever since. How many possible telephone numbers can he construct avoiding the number 8? \n" ); document.write( "------------ \n" ); document.write( "The Number: 425/---/---- \n" ); document.write( "--------------------------- \n" ); document.write( "Since 8 cannot be used fill in the blanks with 0-7,9 or 9 choices \n" ); document.write( "Ans: 9^7 = 4,782,969 telephone numbers \n" ); document.write( "============================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |