document.write( "Question 732291: Ten students are in pairs on a field trip. How many different pairs of students are possible? \n" ); document.write( "
Algebra.Com's Answer #447754 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Ten students are in pairs on a field trip. How many different pairs of students are possible?
\n" ); document.write( "-------------
\n" ); document.write( "The 1st chosen is 1 of 10, then 1 of 9
\n" ); document.write( "10*9 = 90
\n" ); document.write( "
\n" ); document.write( "
\n" );