$.$ Consider the following information for three stocks.

$\backslash$table$[[,$Price per share,Price per share,Dividends per,Total shares$],[$Stock$,\frac{12}{31}\frac{?}{2003},\frac{3}{31}\frac{?}{2004},$share,outstanding$],[$A$,$$$65\mathrm{.}75,$$$48\mathrm{.}25,$$$0\mathrm{.}00,150],[$B$,$$$24\mathrm{.}125,$$$28\mathrm{.}125,$$$1\mathrm{.}25,60],[$C$,$$$112\mathrm{.}00,$$$150\mathrm{.}25,$$$2\mathrm{.}00,125]]$

a$)$ Calculate the value$-$weighted, equal$-$weighted, and price weighted index weights of stocks A$,$ B and C at $12/31/2003.$

b$)$ Calculate the holding period return on stocks A$,$ B$,$ and C in the first quarter of $2004.$

c$)$ Calculate the value$-$weighted, equal$-$weighted, and price$-$weighted index returns on a portfolio of stocks A$,$ B$,$ and C in the first quarter of $2004?$