document.write( "Question 769399: If 5 ppls takes 10 days to build a wall then 15 ppls take how many days to build the same wall\r
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Algebra.Com's Answer #468839 by ramkikk66(644)\"\" \"About 
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document.write( "If 5 ppls takes 10 days to build a wall then 15 ppls take how many days to build the same wall\r\n" );
document.write( "Ans:\r\n" );
document.write( "No. of people is inversely proportional to the time taken to build the same. i.e. More people means less time and vice versa.\r\n" );
document.write( "5 people take 10 days.\r\n" );
document.write( "So the wall requires 5*10 = 50 person-days of work to build.\r\n" );
document.write( "So, if 15 people were there, the time taken would be\r\n" );
document.write( "50/15 = 3.33 days\r\n" );
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document.write( "Hope you got it:)\r\n" );
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