已选分类
管理学工商管理
单选题A computer is programmed to generate a list of multiples of prime numbers 2,3 and 5, as shown below: Program 1—List multiples of 2 Program 2—List multiples of 3 Program 3—List multiples of 5 How many integers less than 100 will appear on all of the lists of programs produced above? (A) None (B) 1 (C) 3 (D) 5 (E) An infinite number of integers
单选题The nuclear polyhedrosis virus helps control gypsy moth populations by killing the moth"s larvae. The virus is always present in the larvae, but only every sixth or seventh year does the virus seriously decimate the number of larvae, thereby drastically setting back the gypsy moth population. Scientists believe that the virus, ordinarily latent, is triggered only when the larvae experience biological stress.
If the scientists mentioned above are correct, it can be inferred that the decimation of gypsy moth larvae populations by the nuclear polyhedrosis virus would be most likely to be triggered by which of the following conditions?
单选题Thefigureaboverepresentsarectangularparkinglotthatis30metersby40metersandanattachedsemicirculardrivewaythathasanouterradiusof20metersandaninnerradiusof10meters.Iftheshadedregionisnotincluded,whatisthearea,insquaremeters,ofthelotanddriveway?
单选题Before play-offs, a certain team had won 80 percent of its games. After play-offs, what percent of all its games had the team won? (1)The team competed in 4 play-off games. (2)The team won all of its play-off games. (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．
单选题类指数的性质类似于总指数，只是( )。 A．编制方法不同 B．计算方法不同 C．范围不同 D．同度量因素不同
单选题所谓大样本是指样本容量必须大于等于( )。 A．30 B．50 C．80 D．100
单选题At a certain university, if 50 percent of the people who inquire about admission policies actually submit applications for admission, what percent of those who submit applications for admission enroll in classes at the university?
(1)Fifteen percent of those who submit applications for admission are accepted at the university.
(2)Eighty percent of those who are accepted send a deposit to the university.
单选题What is the length in meters of a certain rectangular garden? (1)The length of the garden is 6 meters more than twice the width. (2)The length of the garden is 4 times the width.
单选题大众汽车制造厂年产3000型桑塔纳轿车8500辆，2006年末库存2500辆，它们( )。 A．是时期指标 B．是时点指标 C．前者是时期指标，后者是时点指标 D．前者是时点指标，后者是时期指标
单选题In the rectangular coordinate system, are the points (r, s) and (u, ν) equidistant from the origin? (1)r+s=1 (2)u=1-r and ν=1-s
单选题Theadditionproblemaboveshowsfourofthe24differentintegersthatcanbeformedbyusingeachofthedigits1,2,3and4exactlyonceineachinteger.Whatisthesumofthese24integers?
单选题Are there exactly 3 distinct symbols used to create the code words in language Q? (1)The set of all code words in language Q is the set of all possible distinct horizonal arrangements of one or more symbols, with no repetition. (2)There are exactly 15 code words in language Q. (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．
单选题欲以图形显示两变量x与y的关系，最好创建( )。 A．直方图 B．圆形图 C．柱形图 D．散点图
单选题If n is an integer, which of the following CANNOT be a factor of 3n+4? (A) 4 (B) 5 (C) 6 (D) 7 (E) 8
单选题
单选题若同样多的人民币多购买商品3/%，则物价( )。 A．下降3/% B．上升3/% C．下降2.91/%D．不变
单选题下列各项财务指标中，反映盈利能力的指标是( )
单选题A placebo is a chemically inert substance prescribed more for the mental relief of a patient than for its effect on the patient"s physical disorder. It is prescribed in the hope of instilling in the patient a positive attitude toward prospects for his or her recovery. In some cases, the placebo actually produces improvement in the patient"s condition. In discussing the use and effect of placebos, a well-known medical researcher recently paid physicians the somewhat offbeat compliment of saying that physicians were the ultimate placebo.
By comparing a physician to a placebo, the researcher sought to imply that
单选题In a student body the ratio of men to women was 1 to 4. After 140 additional men were admitted, the ratio of men to women became 2 to 3. How large was the student body after the additional men were admitted?
单选题在其他条件不变的情况下，如果企业资产债率增加，则财务杠杆系数将会（ ）