Question 794698
Proportion question.  You would assume that the ingredient mixing has already been done, and the baking part is placement of a set of portions into the oven for chosen amount of time.


{1 batch}/{3/4 hours} = {p batches}/{average of 5 1/4 and 6 3/4 hours}


{{{1/(3/4)=p/6}}}
{{{6/(3/4)=p}}}
{{{p=24/3=8}}}
{{{p=8}}} batches of cookies