Challenge problem. Each holday season, Michael received a U.S. savings bond from his grandmother. Michael eventually received twelve savings bonds as shown in the following table. The bonds vary in their sales of interest and ther facelom sme today December 31, 2011 What is the value of the pool of U.S. savings bonded on what to dos cach of the invidu bonds reach its face value ce maturty date not that the price is half the face on? Estimate to the nearest month and year for each bond. Note: The bonds continering interest post their maturitate What is the current value of the bond that was issued on 12/31/10007 Round to the recent Issue Date Price Face Value Interest Rate Maturity Date (MM/YYYY) ? ? ? ? 12/31/1990 12/31/1991 12/31/1992 12/31/1993 12/31/1994 12/31/1995 12/31/1996 12/31/1997 12/31/1998 12/31/1999 12/31/2000 12/31/2001 TOTAL $50 $25 $50 $25 $50 $50 $25 $50 $25 $25 $50 $25 $450 $100 $50 $100 $50 $100 $100 $50 $100 $50 $50 $100 $50 4.0% 6.0% 3.0% 6.0% 5.0% 6.0% 4.0% 6.0% 6.0% 6.0% 6.0% 5.0%