Problem $3(5$ points$)$

On the graph label a$,$ Eutectic, Eutectoid and Peritectic point. $(3$ points$)$

At a temperature of $727$ C determine the phase $\backslash \%$ of all phases present and their wt$\backslash \%$ of carbon in an alloy that is overall $\backslash (0\mathrm{.}5\backslash$mathrm$\{$wt$\}\backslash \%\backslash$mathrm$\{$C$\}\backslash ).(2$ points$)$