Question 1061778
{{{P(Black)=4/12=1/3}}}
{{{P(Blue)=5/12}}}
{{{P(Green)=(12-5-4)/12=3/12=1/4}}}
So then,
{{{E=140*(1/3)+120*(1/4)+0*(5/12)-80}}}
{{{E=140/3+30-50}}}
{{{E=80/3}}}
So then for 100 times,
{{{W=100(80/3)=8000/3}}}