A student spends all of her income on pizza and books. When pizzas cost $3 each and books cost $10 each, she consumed 30 pizzas and 3 books per month. The price of pizzas fell to $2.90 each while the price of books rose to $11 each. The price change:
举一反三
- 【单选题】Andi uses all of her income to purchase books and games. At any two points A and B on Andi’s budget constraint, A. Andi is spending all of her income on books and games. B. Andi is spending one half of her income on books and the other half of her income on games. C. the price of books relative to the price of games is different. D. All of the above are correct.
- If a consumer can buy four pizzas for $24 and five pizzas for $25, then the marginal cost of the fifth pizza is:
- Each of the books ( ) a red cover. A: have B: has C: is D: are
- Each of these customers has a maximum price that he or she is willing to pay for the product-this is known as the . A: wholesale price B: differentiation price C: valuation price D: reservation price
- Section C Choose the best answer to complete each sentence. __________ open your books to page 80.