document.write( "Question 301644: a comapny wants an 8 digit phone number, how many combinations can it have if the first number isn't 0 \n" ); document.write( "
Algebra.Com's Answer #216270 by Fombitz(32388)\"\" \"About 
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\n" ); document.write( "Each number can vary from \"0\" to \"9\" (\"10\" total) except the first number which can vary from \"1\" to \"9\"(\"9\" total).
\n" ); document.write( "\"N=%289%2A10%2A10%2A10%29%2A%2810%2A10%2A10%2A10%29\"=90,000,000 total combinations
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