please explain your solution

6. 25 points Jan. 13, 2016 Jan. 14, 2016 Jan 15, 2016 Jan 16, 2016 Stock Price X Y Z 20 40 30 25 42 18 27 45 8 20 40 10 X 1000 1000 1000** 3000 # Shares Y 2000 2000 2000 2000 Z 10000 2000 2000 2000 *2:1 Split on Stock Z after Close on Jan. 13 **3:1 Split on Stock X after Close on Jan. 15 The base date for index calculations is January 13 6@ 6 (6) 5 points Calculate a price weighted average for January 13th. 5 points What is the divisor at the beginning of January 14th? be 5 points Calculate a price weighted average for January 14th. 6 (d) 10 points Calculate a value weighted index for Jan. 14th if the initial index value is 100