ON Paper 7. The table below shows the number of copies of a new video game sold by an electronics store each week for the first month after the game's release. Week Number 1 2 3 4 5 6 7 8 Copies Sold 135 98 83 69 60 51 43 37 a) What is the average rate of change in the number of copies of the game sold from week 1 to week 4? [k=2][C=1] 1 135 69 ARO ( = f (6 ) + ( ) 69 - 135 - 66 - - 22 f /b ) b) Use the data from the table to determine the best estimate possible for the instantaneous rate of 4 - 1 change at week 4. [A=4] 47