document.write( "Question 1172776: Ten years ago, an item cost $2,500. The rate of inflation for the first 4 years was 4%, during the next 3 years 6% and for the last 3 years 9%. Assuming that the increase in price were due to the inflation alone, what is the average inflation rate during 10 years?\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #797886 by ikleyn(52790)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "The average multiplicative inflation factor during 10 years under given condition is\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    \"root%2810%2C+%281%2B0.04%29%5E4%2A%281%2B0.06%29%5E3%2A%281%2B0.09%29%5E3%29%29\" = 1.060799.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "It means that the nominal inflation rate is  1.060799 - 1 = 0.060799,  or  6% (rounded).    ANSWER\r\n" );
document.write( "
\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Notice that to answer the question,  the initial/original price of the item  DOES  NOT  matter.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "============\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "On inflation,  see numerous solved problems in the lesson\r
\n" ); document.write( "\n" ); document.write( "    - Inflation and Salary problems \r
\n" ); document.write( "\n" ); document.write( "in this site.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );