Question 1043245
3600 bricks in one wall.



Predicted wall building rate would be sum of rates of A and B, {{{7/60}}}, being time {{{8&4/7}}} hours for 1 wall.


Actual rate is  given in description as  {{{1/12}}} wall per hour.


Difference in number of bricks PER HOUR given as 180.
If b is number of bricks in 1 wall, then
{{{highlight_green(b/(8&4/7)-b/12=180)}}}


{{{highlight(b=3600)}}}, how many bricks in one wall.