document.write( "Question 1078978: A janitor can clean a building in about 2 hours. When he has a helper, he can do it in 1.25 hours. how long would it take the helper to do it on his own? the answer is 3.33 hours but how would you set the problem up? \n" ); document.write( "
Algebra.Com's Answer #693365 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! x, time for just the helper alone\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " |