Question 619800
Monday he does 1/12
Wednesday he did 1/3 or 4/12
Thursday he does 1/4 or 3/12
Tuesday he did 90 feet.
So the full job is {{{1/12 + 4/12 + 3/12 + 90feet}}}
{{{(7/12)Job + 90feet = FullJob}}}
{{{(7/12)Job + 90feet = (12/12)Job}}}
{{{90feet = (5/12)Job}}}
{{{90*(12/5)feet = Job}}}
{{{216feet = Job}}}