Please answer the three qs

Firms A through D release a certain amount of pollution and the government wants to intervene somehow to lower pollution. In the table below, each firm is tabulated along with the cost to reduce pollution. Firm Unit to be eliminated C First unit 34 B 54 Second unit 67 68 66 Third unit 82 Fourth unit 107 108 107 10D) For Firm A, to reduce the first unit of pollution costs $54. After that, to eliminate the second unit of pollution costs $67. Hence, to eliminate two units of pollution costs Firm A $121. Suppose the government charged each firm $50 per unit of pollution they release. What is the marginal cost of pollution? O a, None of these O b. $91 O c. $68 O d. $111 O e, $50Bb Take Test: Final Exam - 2020 Spri X 1 (11) WhatsApp * Post Attendee - Zoom X + X - C Abbhosted.cuny.edu/webapps/assessment/take/take.jsp?course_assessment_id=_1467056_1&course_id=_1799473_1&content_id=_46796614_1&question_num_42.x=0&toggle_state=qShow&step=null : Apps Bb bb cunyfirst @ YouTube M Gmail SV CUNY Login 4 BibMe 3 microlat t You are screen sharing Stop Share Remaining Time: 30 minutes, 25 seconds. Less than half of the time remains. * Question Completion Status: 12 11 10 10 20 30 40 50 60 70 80 90 100 110 120 Suppose the graph above represents the market for PPE (Personal Protective Equipment). China produces PPE and needed it during their phase of the Covid19 pandemic. China also exports a lot of PPE around the world. What are the gains from trade (increase in total surplus) China gets if the world price for PPE is $7 per unit? O a. $60 O b. $30 O c. $120 O d. $240 O e. None of these Type here to search O 11:58 PM 5/15/2020Bb Take Test: Final Exam - 2020 Sprir X 1 (11) WhatsApp * Post Attendee - Zoom X + X -> C Abbhosted.cuny.edu/webapps/assessment/take/take.jsp?course_assessment_id=_1467056_1&course_id=_1799473_1&content_id=_46796614_1&question_num_20.x=0&toggle_state=qShow&step=null : Apps Bb bb cunyfirst @ YouTube M Gmail SV CUNY Login BibMe 3 microlat t You are screen sharing Stop Share Remaining Time: 32 minutes, 18 seconds. * Question Completion Status: 12 11 10 10 20 30 40 50 60 70 80 90 100 110 120 Suppose the graph above represents the market for the Covid19 vaccine. Moderna is one of the firms researching a Covid19 vaccine. They recently got approved for Phase 2 trials by the U.S. Food and Drug Administration (FDA). If they succeed and eventually pass Phase 4 trials, they will be approved for mass production and consumption. Which of the following statements is most true? a. Demand should be more elastic relative to what it is now since this vaccine is a luxury good. b. Demand should be less elastic relative to what it is now since this vaccine is an inferior good. c. Demand should be less elastic relative to what it is now since this vaccine is a luxury good. d. Demand should be less elastic relative to what it is now since this vaccine is a life saving, necessary good. e. Demand should be more elastic relative to what it is now since this vaccine is a life saving, necessary good. Type here to search O em 9 C 11:56 PM 5/15/2020