已选分类
管理学工商管理
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If 75 percent of a class answered the first question on a certain test correctly, 55 percent answered the second question on the test correctly, and 20 percent answered neither of the questions correctly, what percent answered both correctly?
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Mr.JonesdrovefromTownAtoTownBinxhours.Onthereturntripoverthesameroute,hisaveragespeedwastwiceasfast.Whichofthefollowingexpressesthetotalnumberofdrivinghoursfortheroundtrip?
单选题CarsYandZtravelsidebysideatthesamerateofspeedalongparallelroadsasshownabove.WhencarYreachespointP,itforkstotheleftatanglex,changesspeed,andcontinuestostayevenwithcarZasshownbythedottedline.ThespeedofcarYbeyondpointPiswhatpercentofthespeedofcarZ?(1)thespeedofcarZis50milesperhour.(2)x=45(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If ω, x, y, and z are non-negative integers, each less than 3, and ω(3
3
)+x(3
2
)+y(3)+z=34，thenω+z=
单选题TOTALEXPENSESFORTHEHVEDIVISIONSOFCOMPANYHThefigureaboverepresentsacirclegraphofCompanyH"stotalexpensesbrokendownbytheexpensesforeachofitsfivedivisions.IfOisthecenterofthecircleandifCompanyH"stotalexpensesare$5,400,000,whataretheexpensesfordivisionR?(1)x=94(2)ThetotalexpensesfordivisionsSandTaretwiceasmuchastheexpensesfordivisionR.
单选题Overthelastthreeyearsascientisthadanaverage(arithmeticmean)yearlyincomeof$45,000.Thescientistearned1timesasmuchthesecondyearasthefirstyearandtimesasmuchthethirdyearasthefirstyear.Whatwasthescientist'sincomethesecondyear?(A)$9,000(B)$13,500(C)$27,000(D)$40,500(E)$45,000
单选题Lauraborrowed$240,interestfree,fromherparentstopayforhercollegeeducation.Ifshepaysbackpercentofthisamountquarterly,andhasalreadypaid$42.00,forhowmanymonthshasshebeenpayingbackherloan?(A)6(B)7(C)19(D)21(E)24
单选题SeedmixtureXis40percentryegrassand60percentbluegrassbyweight;seedmixtureYis25percentryegrassand75percentfescue.IfamixtureofXandYcontains30percentryegrass,whatpercentoftheweightofthismixtureisX?
单选题If a certain grove consists of 36 pecan trees, what was the yield per tree last year? (1)The yield per tree for the 18 trees in the northern half of the grove was 60 kilograms last year. (2)The yield per tree for the 18 trees in the eastern half of the grove was 55 kilograms last year.
单选题Foralightthathasanintensityof60candiesatitssource,theintensityincandles,S,ofthelightatapointdfeetfromthesourceisgivenbytheformula,wherekisaconstant.Iftheintensityofthelightis30candlesatadistanceof2feetfromtheSource,Whatistheintensityofthelightatadistanceof20feetfromthesource?
单选题Ifeachsideof△ACDabovehaslength3andifABhaslength1,whatistheareaofregionBCDF?
单选题If the product of the integers ω, x, y, and z is 770, and if 1＜ω＜z＜y＜z, what is the value of ω+z?