What is the equation used for calculating water requirements per event?

The chosen answer is accurate because it effectively captures the relationship necessary for calculating the total water requirements based on the number of soldiers and the duration of the event. By multiplying the total requirements per event by both the number of soldiers and the number of days they will be operational, this formula provides a comprehensive calculation of the total water needed to sustain the troops throughout the entire duration.

This approach recognizes that each soldier contributes to the overall water consumption, and therefore, their individual needs across the event's timeline must be aggregated. It prioritizes a systematic breakdown of daily water needs and aggregates that over the scope of the operation, ensuring that logistics planning can meet the demands of all personnel involved.

Other potential formulas do not adequately reflect the requirements in a way that accounts for all variables involved. Some may oversimplify the calculation, leaving out critical components like the total requirements or failing to incorporate the multiplicative factors necessary to derive a complete figure for logistical support.