Try another version of this question 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)
The table below gives the annual sales (in millions) of a product.
year 1998 1999 2000 2001 2002 2003 2004 2005 2006 sales 179 215 243 263 275 279 275 263 243
What was the average rate of change of annual sales
a) Between 2000 and 2001
millions of dollars/year
b) Between 2000 and 2003
millions of dollars/year
Enter DNE for Does Not Exist, oo for Infinity `(263 - 243)/(2001-2000) = 20`
Enter DNE for Does Not Exist, oo for Infinity `(279 - 243)/(2003-2000) = 12`