Refer to the data provided in Table 9.4 below to answer the question(s) that follow.
 Table 9.4qTFCTVCTCMCAVCATC0$100  $0$100  ----  --  11004014040  40  140  21006016020  30   80  31009019030  30    63.334100124  224  343156  5100180  280  56  36  56  6100  264    364  84  44    60.677100  372    472  108  53.14  67.42Refer to Table 9.4. If the market price is $56 and the firm produces 5 units of output, then its profit would be

A speculator in foreign exchange is a person who

a. buys foreign currency, hoping to profit by selling it at a higher exchange rate at some later date b. earns illegal profit by manipulating foreign exchange c. causes differences in exchange rates in different geographic markets d. simultaneously buys large amounts of a currency in one market and sells it in another market e. takes no risks in foreign currency exchanges

A downward-sloping straight line exhibits a direct relationship between two variables

a. True b. False Indicate whether the statement is true or false