Mystic Herbals processes exotic plant materials into various fragrances and biological pastes used by perfume and cosmetic firms. One particular plant material, Xubonic root from the rain forest in Australia, is processed yielding four joint products: QV3, VX7, HM4, and LZ9. Each of these joint products can be sold as is after the joint production process or processed further. The following table describes the yield of each joint product from one batch, the selling prices of the intermediate and further processed products, and the costs of further processing each joint product. The joint cost of processing one batch of Xubonic root is $30,000.