Suppose that three consumers are in the market for good X. Consumer 1's (inverse) demand is P X = 40 − Q X; Consumer 2's (inverse) demand is P X = 50 − 2Q X; and Consumer 3's (inverse) demand is P X = 70 − 4Q X. When P X = $20, the market will demand:
a. 47.5 units. b. 41 units. c. 19.5 units. d. None of the statements is correct.

Which of the following is/are required to be in writing under the ucc's statute of frauds? a. a $10,000 oral contract dealing with specially manufactured goods. b. a $550 oral contract dealing with unique goods. c. a $100,000 oral contract involving the lease of goods where the defendant admits the existence of the contract in court. d. a $12,000 oral contract where the seller ships the goods and the buyer takes possession of half of the goods. e. all of the above.