Try another version of this question The table below gives the annual sales (in millions) of a product. What was the average rate of change of annual sales (a) Between 1998 and 1999
millions of dollars/year (b) Between 1998 and 2006
millions of dollars/year Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Box 2: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
year 1998 1999 2000 2001 2002 2003 2004 2005 2006 sales 170 188 202 212 218 220 218 212 202
Enter DNE for Does Not Exist, oo for Infinity `(188 - 170)/(1999-1998) = 18`
Enter DNE for Does Not Exist, oo for Infinity `(202 - 170)/(2006-1998) = 4`