已选分类
管理学工商管理
单选题When the Pinecrest Animal Shelter, a charitable organization, was in danger of closing because it could not pay for important repairs, its directors appealed to the townspeople to donate money that would be earmarked to pay for those repairs. Since more funds were ultimately donated than were used for the repairs, the directors plan to donate the surplus funds to other animal shelters. But before doing so, the directors should obtain permission from those who made the donations.
Which one of the following principles, if valid, most Helps to justify the position advocated above and yet places the least restriction on the allocation of funds by directors of charitable organizations?
单选题If n is a positive integer and k=5.1×10n, what is the value of k? (1)6,000＜k＜500,000 (2)k2=2.601×109 (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An employee is paid 1.5 times the regular hourly rate for each hour worked in excess of 40 hours per week, excluding Sunday, and 2 times the regular hourly rate for each hour worked on Sunday. How much was the employee paid last week? (1)The employee's regular hourly rate is $10. (2)Last week the employee worked a total of 54 hours but did not work more than 8 hours on any day.
单选题 Week Number of Tickets Sold 1 1,000,000 2 1,000,000 3 750,000 4 250,000 The table above shows the number of tickets sold during each of the first 4 weeks after a movie was released. The producer of the movie received 10 percent of the revenue from every ticket sold with a guaranteed minimum of $200,000 per week for the first 4 weeks. If tickets sold for $4 each, how much did the producer receive for the first 4 weeks?
单选题Salesperson A's compensation for any week is $360 plus 6 percent of the portion of A's total sales above $1,000 for that week. Salesperson B's compensation for any week is 8 percent of B's total sales for that week. For what amount of total weekly sales would both salespeople earn the same compensation? (A) $21,000 (B) $18,000 (C) $15,000 (D) $4,500 (E) $4,000
单选题OnacertaindayittookBillthreetimesaslongtodrivefromhometoworkasittookSuetodrivefromhometowork.HowmanyKilometersdidBilldrivefromhometowork?(1)Suedrove10kilometersfromhometowork,andtheratioofwasthesameforBillandSuethatday.(2)TheratioofforSuethatdaywas64kilometersperhour.
单选题What is the 1st term in sequence S? (1)The 3 rd term in S is 2. (2)The 2 nd term in S is twice the 1 st, and the 3 rd term is three times the 2 nd.
单选题How many integers between 324,700 and 458,600 have tens digit 1 and units digit 3?
单选题The average (arithmetic mean) of 3 different positive integers is 100 and the largest of these 3 integers is 120, what is the least possible value of the smallest of these 3 integers? (A) 1 (B) 10 (C) 61 (D) 71 (E) 80
单选题An instructor scored a student's test of 50 questions by subtracting 2 times the number of incorrect answers from the number of correct answers. If the student answered all of the questions and received a score of 38, how many questions did that student answer correctly?
单选题For any positive integer n, n＞1, the "length" of n is the number of positive primes (not necessarily distinct) whose product is n. For example, the length of 50 is 3 since 50=(2)(5)(5) Which of the following integers has length 3? (A) 3 (B) 15 (C) 60 (D) 64 (E) 105
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? (A) 700 (B) 560 (C) 280 (D) 252 (E) 224
单选题A random sample of shoppers responded to the questions contained in a marketing survey. Six months later, another random sample of shoppers responded to exactly the same questions, except that the questions were now arranged in a different order. The pattern of responses to many individual questions was greatly different, thus demonstrating that a question will sometimes elicit different responses depending only on what question precedes it.
The argument above depends on which of the following assumptions?
单选题What is the smallest integer k for which 64
k
＞4
14
?
单选题Bracken, a poisonous weed, is spreading and damaging much pastureland in the Northern Hemisphere. One potentially inexpensive and self-sustaining countermeasure is to introduce natural enemies of the plant; therefore, some scientists have proposed to control bracken by a release of brackeneating moths native to the Southern Hemisphere into brackeninfested areas in the Northern Hemisphere.
If the scientists" proposal for controlling bracken is adopted, which of the following is a necessary condition for its success?
单选题If77,777=70,707+(7.07×n),thenn(A)1,000(B)100(C)10(D)(E)
单选题If k and ω are the dimensions of a rectangle that has area 42, and if k and ω are integers such that k＞ω, what is the total number of possible values of k?
单选题Residents of an apartment complex are considering two possible plans for collecting recyclable trash.
Plan 1 - Residents will deposit recyclable trash in municipal dumpsters located in the parking lot. The trash will be collected on the first and the fifteenth days of each month.
Plan 2 - Residents will be given individual containers for recyclable trash. The containers will be placed at the curb twice a week for trash collection.
Which of the following points raised at a meeting of the residents, if valid, would most favor one of the recycling plans over the other?
单选题Last year Luis invested x dollars for one year, half at 8 percent simple annual interest and the other half at 12 percent simple annual interest. Now he wants to reinvest the x dollars for one year in the same two types of investments, but the lower rate has decreased, If the higher rate is unchanged, what fraction of the x dollars must be reinvest at the 12 percent rate s that the total interest earned from the x dollars will be the same for both years? (1)The lower rate is now 6 percent. (2)The total amount of interest earned from the two investments last year was $3,000.
单选题If y is an odd integer, which of the following must be an even integer?