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For K-12 Students · Economic Order Quantity

Economic Order Quantity for a delivery route

Built for k-12 students learning it in middle or high school. Watch the idea come alive with plain-language steps and everyday examples — perfect for projects and homework. Simulate a delivery route live below — adjust the inputs and watch it respond, right in your browser.

Economic Order QuantityLive

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Order too often and ordering costs pile up; order too much and holding costs balloon. The Economic Order Quantity, EOQ = √(2DS/H), is the order size that minimizes their sum. At the optimum the ordering and holding costs are exactly equal — the crossing point of the two curves. The foundation of inventory management.

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EOQ707 units
Orders / year14.1
Min total cost$1414

Governing equation

Reading this result: At the EOQ the two curves cross: yearly ordering cost equals yearly holding cost, giving about 14.1 orders a year at the minimum total cost.

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Frequently asked questions

Is this good for k-12 students?
Yes — this version of "Economic Order Quantity for a delivery route" is framed for k-12 students learning it in middle or high school. Watch the idea come alive with plain-language steps and everyday examples — perfect for projects and homework.
Do I need to install anything?
No. It runs in any modern browser, free, with no account required.