Answer :
115 pizzas delivered / day
For every 15 customers = 4 pizzas
x = 115 +4 ( p /15)
x = 115 +4p / 15
p is the number of customer that will visit in their shop daily.
For every 15 customers = 4 pizzas
x = 115 +4 ( p /15)
x = 115 +4p / 15
p is the number of customer that will visit in their shop daily.