Carefully, study the following two demand equations, then answer the questions that follow Q, -100, 2P 9, _ 120219 Where: Qd: quantity demanded P: the price of the good at the farmers' level or at the consumers' level a. Which of the two equations represent the demand at the farmers' level? Explain. b. Which of the two equations represent the demand at the consumers' level? Explain. c. If the quantity produced of the product is 50 tons, calculate the price at the farmers' level and the price at the consumers' level? (1. Calculate the marketing margin at this level of production. e. Calculate the total farmers' revenues, the total consumers' expenditures, and the total marketing cost