document.write( "Question 1077058: You volunteer to help drive children at a charity event
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Algebra.Com's Answer #691653 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "It doesn't matter where they sit in the van, so order doesn't\r\n" );
document.write( "matter, so we use combinations.\r\n" );
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document.write( "20 children Choose 7 = 20C7 = 77520\r\n" );
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document.write( "Edwin
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