Quote (Guo @ Jul 13 2016 08:14pm)
kk good i thought i was the only one thinking this
you could assume that the average of all days excluding monday/friday sell 55 / day.
then for friday/monday:
110 = 1.4x + x
110 = 2.4 x
x = 45.8333 pizzas on monday
64.167 pizzas on friday.