On January 1, 2009, $500,000 is deposited in fund X and $50,000 is deposited in fund Y. No previous deposits exist. Fund X earns compound interest at an effective rate of i per year. Fund Y earns simple interest at (i +.01) per year. On April 1, 2009, one additional deposit of $50,000 is made to fund Y. No .! additional deposits are made to fund X. On December 31, 2009, the sum of the values of funds X and Y is $642,000. In which of the following ranges is