Problem
Solution
Part a
For this case the rate of change can be founded on tis way:
Rate= (30.15- 30.59)/(7-4)= -0.147
Part b
The difference between the maximum and rhe minimum represent the range and is given by:
Range= 33.30- 30.15= 3.15
Part c
For this part our starting price for May 7 is 30.15 $ we know that the price decrease 35.14 $ so we can do this operation:
30.15- 35.14= -4.99