已选分类
管理学工商管理
单选题下列内容中属于商品购进总额的是( )。 A．从工农业生产者处购进的商品 B．为了本单位自身经营，不为专卖而购进的商品 C．销货退回和买方拒付货款的商品 D．从对外贸易部门和其他单位购进的进口商品
单选题
经营者提供商品或服务，应向消费者出具购货凭证或服务单据；消费者索要购货凭证或服务单据的，经营者（ ）出具。
A、必须 B、不一定 C、可以 D、视具体情况
单选题有一个学生考试成绩为70分，在统计分组中，这个变量值应归入( )。 A．60～70分这一组 B．70～80分这一组 C．60～70分或70～80分两组都可以 D．作为上限的那一组
单选题Politician: Pundits claim that by voting for candidates who promise to cut taxes, people show that they want the government to provide fewer services than it has been providing. By that reasoning, however, people who drink too much alcohol at a party in the evening want a headache the next morning.
Which of the following could replace the statement about people who drink too much without undermining the force of the politician"s argument?
单选题IftheratioofmentowomenemployedbyCompanySin1975was,whatistheratioofmentowomenemployedbyCompanySin1976?(1)CompanySemployed20morewomenin1976thanin1975.(2)CompanySemployed20moremenin1976thanin1975.
单选题Most geologists believe oil results from chemical transformations of hydrocarbons derived from organisms buried under ancient seas. Suppose, instead, that oil actually results from bacterial action on other complex hydrocarbons that are trapped within the Earth. As is well known, the volume of these hydrocarbons exceeds that of buried organisms. Therefore, our oil reserves would be greater than most geologists believe.
Which of the following, if true, gives the strongest support to the argument above about our oil reserves?
单选题2．某管理局对其所属企业的生产计划完成百分比采用如下分组，请指出哪项是正确的?( ) A．80/%～89/% 90/%～99/% 100/%～109/% 110/%以上 B．80/%～以下 80.1/%～90/% 90.1/%～100/% 100.1/%～110/% C．90/%以下 90/%～99/% 100/%～110/% 110/%以上 D．85/%以上 85/%～95/% 95/%～105/% 105/%～115/%
单选题Thefigureaboverepresentsthefloorplanofanartgallerythathasalobbyand18rooms.IfLisagoesfromthelobbyintoroomAatthesametimethatPaulgoesfromthe10bbyintoroomRandeachgoesthroughalloftheroomsinsuccession,enteringbyonedoorandexitingbytheother,whichroomwilltheybeinatthesametime?(1)Lisaspends2xminutesineachroomandPaulspends3xminutesineachroom.(2)Lisaspends10minuteslesstimeineachroomthanPauldoes.
单选题根据消费者对品牌的忠诚程度细分市场，这被称为（）
单选题Theadditionproblemaboveshowsfourofthe24differentintegersthatcanbeformedbyusingeachofthedigits1,2,3and4exactlyonceineachinteger.Whatisthesumofthese24integers?(A)24,000(B)26,664(C)40,440(D)60,000(E)66,660
单选题Kim bought a total of $2.65 worth of postage stamps in four denominations. If she bought an equal number of 5-cent and 25-cent stamps and twice as many 10-cent stamps as 5-cent stamps, what is the least number of 1-cent stamps she could have bought? (A) 5 (B) 10 (C) 15 (D) 20 (E) 25
单选题
单选题某机床厂自动机床的产量和产值这两个变量( )。 A．均为离散变量 B．均为连续变量 C．前者为连续变量，后者为离散变量 D．前者为离散变量，后者为连续变量
单选题混合并购的主要优点不包括：
单选题How many positive prime numbers are less than the integer n? (1)14＜n＜20 (2)13＜n＜17
单选题If x and y are positive integers and x is a multiple of y，is y=2? (1)y≠1 (2)x+2 is a multiple of y. (A) 条件(1)充分，但条件(2)不充分． (B) 条件(2)充分，但条件(1)不充分． (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． (D) 条件(1)充分，条件(2)也充分． (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．
单选题比较不同水平的总体的标志变动度，需要计算( )。 A．平均差 B．标准差 C．标准差系数 D．全距
单选题Last week a production worker had gross earnings of $390.00. If she worked more than 40 hours last week and was paid 1.5 times her regular hourly rate for each hour worked in excess of 40 hours, how many hours did she work last week? (1)If she had worked 4 more hours last week, her gross earnings would have been $435.00. (2)Her regular hourly rate last week was $7.50. (A) 条件(1)充分，但条件(2)不充分． (B) 条件(2)充分，但条件(1)不充分． (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． (D) 条件(1)充分，条件(2)也充分． (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．
单选题A jewelry dealer initially offered a bracelet for sale at an asking price that would give a profit to the dealer of 40 percent of the original cost. What was the original cost of the bracelet?
(1)After reducing this asking price by 10 percent, the jewelry dealer sold the bracelet at a profit of $403.
(2)The Jewelry dealer sold the bracelet for $1,953.
单选题A digital wristwatch was set accurately at 8:30 a.m. and then lost 2 seconds every 5 minutes. What time was indicated on the watch at 6:30 p.m. of the same day if the watch operated continuously until that time?