Given:
If there is 6/8 of a pizza left after lunch
We will divide the left into a number of 1/6 pieces
So, we will divide 6/8 by 1/6 as follows:
[tex]\frac{6}{8}\div\frac{1}{6}=\frac{6}{8}\times6=\frac{36}{8}=4\frac{1}{2}[/tex]So, the answer will be 4 1/2 pieces