Age calculator
Your exact age on any date, from your DOB.
Open toolEstimate units needed to cover fixed costs.
Enter the labelled values, then process it. Copy or download the result.
Break-even units = ceiling(fixed costs ÷ (price − variable cost)).
Fixed costs: 1000; Price per unit: 25; Variable cost per unit: 15 → Break-even units: 100
Use consistent units and currency. These are general calculations; verify important results.