Question 1134139
The initial cost:
{{{(10*12*300/12)}}}*£
{{{3000}}}£


The revenue including the 10% profit:
{{{1.1*3000=3300}}}£


Number of good eggs trader sold:
Given 20 eggs were broken,
{{{120-20=100}}} eggs.



-----
Selling Price PER EGG that the trader used:
{{{3300/100}}}, £/egg

.

.