document.write( "Question 966484: The number of days it takes to build a house is inversely proportional to the number of people helping to build it. If it takes 10 people 40 days to build the house, how long will it takes 8 people to build the house? \n" ); document.write( "
Algebra.Com's Answer #590697 by ikleyn(52834)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "According to the condition, the product (number of workers) x (duration of construction in days) = constant, is the constant value.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, you can solve the problem as follows.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It takes 10 people x 40 days = 400 people-days to build the house.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, 8 people can build the house in \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |