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Practice

Calculate eligible population revenue

Eligible completed Northeast August orders are O-501 at $300 and O-503 at $250. What is their total revenue?

Population contract

Every filter must be explicit enough to reproduce

Region
Northeast
Status
Completed under one approved definition
Window
>= Aug 1 and < Sep 1, 2026
Measure
Sum completed-order revenue in USD

Closed-open time boundaries prevent overlap at midnight, while a filter waterfall keeps denominator changes visible.