Find the EAR of the following operations:

b.

Investment of 5,000 , for 10 years, in a bank account that offers the following financial conditions:

periodicity: semiannually (the bank pays interests 2 times per year)

I

Investment of 5,000 , for 10 years, in a bank account that offers the following financial conditions:

periodicity: quarterly (the bank pays interests 4 times per year)

Year Electricity Natural Gas Fuel Oil 1992 44,501 26,376 0,985 1993 16,959 28,749 0,969 1994 48,200 30,236 0,919 1995 48,874 29,872 0,913 1996 48,538 29,570 1,007 1997 49,245 32,904 1,136 1998 46,401 31,438 0,966 1999 45,061 30,699 0,834 2000 45,207 31,664 1,189 2001 47,472 49,734 1,509 2002 47,868 36,316 1,123 2003 47,663 40,227 1,396 2004 49,159 46,048 1,508 2005 50,847 50,932 1,859 2006 57,223 66,402 2,418 2007 60,343 56,297 2,681 2008 64,172 63,748 3,752