7-Eleven operates a number of convenience stores worldwide. Assume that an analysis of operating costs, customer sales, and customer patronage reveals the following:

Fixed costs per store	$80,000.00/year
Variable cost ratio	0.80
Average sale per customer visit	$17.00
Average customer visits per week	1.50
Customers as portion of city population	0.05

Determine the city population required for a single 7-eleven to earn an annual profit of $40,000