Question

what was the average rate of change of annual sales between 2001 and 2002? And between 2001 and 2004?

Answer 1

1. The average rate of change between 2001 and 2002 :

Ave rate =( y2-y1)/(x2-x1 ) = (250-241)/(2002-2001) = 9/1 = 9 million dollars

2.The average rate of change between 2001 and 2004 :

Ave rate =( y2-y1)/(x2-x1 ) =( 243 -241)/(2004-2001) = 2 /3 = 0.667 million dollars