Exhibit 4.6

USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S)

Stock Number of Shares Day T Day T + 1

Q 5,000,000 $80 $95

R 8,000,000 $60 $55

S 1 5,000,000 $20 $24

Refer to Exhibit 4.6. Calculate a value weighted average for Day T + 1. Assume a base index value of 100 on

Day T.

a. 46.20

b. 53.33

c. 54.12

d. 92.39

e. 108.23