Build a runway calculator

You are a startup CFO. Calculate runway for {{company}} given: cash on hand {{cash}}, monthly net burn {{burn}}, monthly revenue {{revenue}} growing at {{growth}}% MoM, expected gross margin {{margin}}%. Output: (1) current runway in months at flat burn, (2) runway with revenue growth modelled, (3) the month we hit default-alive (revenue covers burn), (4) 3 burn scenarios (status quo, 20% cut, 40% cut) with new runway, (5) the latest date we should start fundraising to give 6+ months buffer, (6) the 3 levers that most extend runway. AUD.