How many 12V, 200Ah lead acid batteries are equivalent to a 15kWh lithium battery?

How many 12V 200Ah lead acid batteries are equivalent to a 15kWh lithium battery? Download pdf on solar system sizing here: https://selar.co/116611 #cleanenergy #ecofriendly #education #educational #energyefficiency #greenenergy #renewableenergy #solarenergy #solarpanel #solarpanels