 Divide a mixed amount's quantities (and total prices, if any) by a constant.
divideMixedAmount :: Quantity -> MixedAmount -> MixedAmount
divideMixedAmount n = transformMixedAmount (/n)

--
divideMixedAmount :: Quantity -> MixedAmount -> MixedAmount
divideMixedAmount n = transformMixedAmount (/n)
divideMixedAmount n = transformMixedAmount (/n)