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The number of Congressmen from each state varies depending o

题目
单选题
The number of Congressmen from each state varies depending on （）
A

the size of the area

B

the size of the population

C

the tradition

D

the wealth

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相似问题和答案

第1题：

Jewel Co is setting up an online business importing and selling jewellery headphones. The cost of each set of headphones varies depending on the number purchased, although they can only be purchased in batches of 1,000 units. It also has to pay import taxes which vary according to the quantity purchased.

Jewel Co has already carried out some market research and identified that sales quantities are expected to vary depending on the price charged. Consequently, the following data has been established for the first month:

Required:

(a) Calculate how many batches Jewel Co should import and sell. (6 marks)

(b) Explain why Jewel Co could not use the algebraic method to establish the optimum price for its product.

(4 marks)


正确答案：
(b)Thealgebraicmodelrequiresseveralassumptionstobetrue.First,theremustbeaconsistentrelationshipbetweenprice(P)anddemand(Q),sothatademandequationcanbeestablished,usuallyintheform.P=a–bQ.Here,althoughthereisaclearrelationshipbetweenthetwo,itisnotaperfectlylinearrelationshipandsomorecomplicatedtechniquesarerequiredtocalculatethedemandequation.ItalsocannotbeassumedthatalinearrelationshipwillholdforallvaluesofPandQotherthanthefivegiven.Similarly,theremustbeaclearrelationshipbetweendemandandmarginalcost,usuallysatisfiedbyconstantvariablecostperunitandconstantfixedcosts.Thechangingvariablecostsperunitagaincomplicatetheissue,butitisthechangesinfixedcostswhichmakethealgebraicmethodlessusefulinJewel’scase.Thealgebraicmodelisonlysuitableforcompaniesoperatinginamonopolyanditisnotclearherewhetherthisisthecase,butitseemsunlikely,soany‘optimum’pricemightbecomeirrelevantifJewel’scompetitorschargesignificantlylowerprices.Othermoregeneralfactorsnotconsideredbythealgebraicmodelarepoliticalfactorswhichmightaffectimports,socialfactorswhichmayaffectcustomertastesandeconomicfactorswhichmayaffectexchangeratesorcustomerspendingpower.Thereliabilityoftheestimatesthemselves–forsalesprices,variablecostsandfixedcosts–couldalsobecalledintoquestion.

第2题：

Which statements are true regarding ISDN channels?()

A. Each B channel can transmit up to 64 kbps

B. The ISDN B channel carries voice or data

C. The ISDN D channel transmits control information.

D. The D channel transmission rate varies depending on the service used.

E. HDLC or PPP can be used to encapsulate D channel information.


参考答案：A, B, C

第3题：

Membership in the House of Representatives is based on_____.( )

A.the number of cities in each state

B.the number of families in each state

C.the size of population in each state

D.the size of cities in each state


参考答案C

第4题：

The number of the Representatives from each American state depends on the( ).

A.contribution a state has made to the nation
B.population
C.size
D.none of the above

答案：B
解析：
考查美国政治。美国各州在众议院中拥有的席位比例以人口为基准，但至少会有一名议员。院内议员总数经法律明定为435名。众议员任期两年，无连任限制。众议院议长由议员选举产生，传统上为多数党之领导人。因此A、C、D三项不符合题意。

第5题：

The need for sleep varies__________from person to person.

A.conservatively
B.alternatively
C.considerably
D.influentially

答案：C
解析：
考查副词辨析。conservatively“保守地，谨慎地”，alternatively“二者择一地，作为选择，或者”，considerably“非常，相当地”，influentially“有影响地，有力地”。四个选项中，只有considerably能修饰动词vary，表示程度，句意为“不同的人对睡眠的需求差异相当大”。故选C。
名师如何巧解题？查看视频解析>>

第6题：

The“progresslive tax” is the tax（ ）．

A．collected for social progress．

B．that Increases with each passing year．

C．that is collected from those who earn most．

D．that varies according to how much money a person earns．


正确答案：D

第7题：

Magnetic compass deviation______．

A.varies depending upon the bearing used

B.is the angular difference between magnetic north and compass north

C.is published on the compass rose on most nautical charts

D.is the angular difference between geographic and magnetic meridians


正确答案：B
磁罗经自差是磁北与罗北之间的差角。

第8题：

Happiness is a feeling which varies from person to person.()


正确答案:对

第9题：

We can give____depending on the model number.

A.account
B.discipline
C.discount
D.disconnect

答案：C
解析：
本题考形近词辨析。题目意为：“我们可以根据产品型号给予折扣。” 结合前边的动词give可知空处应填一个名词。A项名词意为“账户；解释”。B项意为 “纪律；学科”。C项意为“折扣”。D项为动词，意为“拆开”。结合题意，C项最符合。
　　

第10题：

The House Speaker and the temporary President of the Senate are usually（）

Aelected by the majority party

Bchosen from the majority and minority parties

Cmembers of the majority party

Dchosen freely from the Congressmen and Senators


C
略

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