document.write( "Question 354237: How many ways can 6 students sit in 3 seats in a row ? \n" ); document.write( "
Algebra.Com's Answer #253181 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! Hi, \n" ); document.write( "The number of combinations of a set of n objects taken r at a time is given by nCr = (n!)/(r!(n - r)!). \n" ); document.write( ". \n" ); document.write( "6 Choose 3! \n" ); document.write( ". \n" ); document.write( "6C3 =(6!)/(3!(6 - 3)! = 6*5*4/ 3*2 = 20 ways \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |