document.write( "Question 834883: Jordan can clean the cafeteria in 25 minutes. Ida can clean the cafeteria in 33 minutes. If they work together, approximately how long would it take them to clean the cafeteria? \n" ); document.write( "
Algebra.Com's Answer #503221 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! 1/25 + 1/33 = 1/x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "33/825 + 25/825 = 1/x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(33 + 25)/825 = 1/x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "58/825 = 1/x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "58x = 825*1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "58x = 825\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 825/58\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So it will take 825/58 hours (approximately 14.2241379 hours) \n" ); document.write( " |