A city's population is given in the table Year Population 2000 753,988 2001 754,815 2002 756,818 2003 758,361 2004 759,174 2005 761,499 2006 763,045 2007 765,787 2008 770,565 2009 772,960 2010 775,951 FORMATTING: Give the exact answers, as a fraction if needed, NOT as decimal approximations. (a) The average rate of change of the population from 2003 to 2007 is Number people/year. (b) The average rate of change of the population from 2005 to 2008 is Number people/year