document.write( "Question 984871: the mean age of 10 people is 15. When another person joins the group, the mean age goes down to 14. How old os the new person? \n" ); document.write( "
Algebra.Com's Answer #605736 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If the mean age of 10 people is 15, then the sum of their ages must be 150. What is the sum of the ages of 11 people with a mean age of 14? The difference in the sums is the age of the person who joined the group.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it\r \n" ); document.write( "\n" ); document.write( " |