Theoretically speaking how many moles of lithium bromide

Theoretically speaking how many moles of lithium bromide can be produced if we react 9.1 moles of CaBr 2 and 5.7 moles of LiCl? Reaction: CaBr 2 2LiCl ? 2LiBr CaCl 2 . You must show all work clearly and in detail to receive credit. All numbers seen immediately following the elemental symbols are intended to be subscripts.