{ "fields": [ { "label": "Enter price per gallon of Zenivex ($):", "id": "enter_price_per_gallon", "type": "input" }, { "label": "Enter per acre application rate (lbs. of A.I. per acre):", "id": "application_rate", "type": "input" }, { "label": "Cost per acre:", "id": "", "type": "output", "formula": "{enter_price_per_gallon}/0.3*{application_rate}", "format": "currency" } ] }