GMAT

问答题Any decimal that has a finite number of nonzero digits is a terminating decimal. For example, 16, 12.43, and 0.26 are all terminating decimals. If a and b are positive integers and the ratio a/b is expressed as a decimal, is a/b a terminating decimal? 

题目
问答题
Any decimal that has a finite number of nonzero digits is a terminating decimal. For example, 16, 12.43, and 0.26 are all terminating decimals. If a and b are positive integers and the ratio a/b is expressed as a decimal, is a/b a terminating decimal?  (1) b=5  (2) 70
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相似问题和答案

第1题:

单选题
Although no proof yet exists of the electromagnetic disturbances observed being the results of nuclear weapons testing, diplomats are treating the situation with utmost delicacy.
A

of the electromagnetic disturbances observed being the results of nuclear weapons testing

B

regarding the observed electromagnetic disturbances having been the results of nuclear weapons testing

C

that the electromagnetic disturbances observed were the results of nuclear weapons testing

D

that nuclear weapons testing resulted in the electromagnetic disturbances having been observed

E

that the electromagnetic disturbance observed were resulting from nuclear weapons testing


正确答案: C
解析:
A、B项不符合习惯表达;D项的表达与句意不符;E项中“disturbance…were”主谓不一致,故本题选C项。

第2题:

问答题
Is 3<4x<5?  (1) x<20  (2) x>5

正确答案: E
解析:
通过计算可知,这两个条件均无法判断3<4x<5,故本题选E项。

第3题:

单选题
After his 1962 season, in which he set a record for on-base percentage, Mitch McAlister left his old team and signed with the Springfield Argonauts, with an annual salary, of $550,000 and was the highest salary in professional baseball at that time.
A

Argonauts, with an annual salary of $550,000 and was the

B

Argonauts, earning $550,000 per year and it was the

C

Argonauts for a yearly wage of $550,000, being the

D

Argonauts, with annual pay of $550,000 per year, which was the

E

Argonauts for an annual salary of $550,000, the


正确答案: E
解析:
A项逻辑错误;B项“it”指代不明;C项不符合逻辑表达;D项“annual pay…per year”的表达是重复的,故本题选E项。

第4题:

单选题
A brand of cough syrup comes with a measuring cup attached so that customers can measure the proper dosage. A consultant has pointed out that this cup is unnecessary, since most customers have measuring cups at home. Since the cups increase the cost of packaging the cough syrup and reduce the total number of units that can be shipped in a standard package, the consultant advises that the company can increase its net revenue on this product (total revenue minus total costs) by selling the cough syrup without the measuring cups.  Which of the following, if true, provides the strongest evidence that the company should not follow the consultant’s advice?
A

Studies have shown that customers who use cough syrup without a measuring cup frequently take either too little or too much of the medicine, rendering the dosage either ineffective or, in cases of overdose, dangerous.

B

The company has included a measuring cup with each bottle of cough syrup for the last 18 years.

C

Studies have shown that 85 percent of consumers possess at home either a measuring cup, a set of measuring spoons or both.

D

Many customers neglect to follow the recommended dosage of cough syrup even when the measuring cup is packaged along with the bottle of cough syrup.

E

Shipping the cough syrup bottles without the measuring cups will provide a marginal improvement in the number of cough syrup bottles that can be shipped is a standard package.


正确答案: D
解析:
如果因为计量问题,使得药品的使用产生不良反应或危及人身安全,那么会减少公司的利润,故本题应选A项。

第5题:

问答题
Over the course of a year, a certain house appreciated in value by 10 percent while the house next door decreased in value by 10 percent as a result of foundation damage. At the end of the year, the reduced price of the second house was what percentage of the increased price of the first house?  (1) The amount by which the first house increased in value was half as much as the amount by which the second house decreased in value.  (2) At the end of the year, the second house was worth $70,000 more than the first house.

正确答案: A
解析:
根据条件1可知,价格增长了64%;根据条件2无法计算,故本题应选A项。

第6题:

单选题
Chef Sylvia Bostock’s eclectic offerings at her new restaurant, Sylvia’s, range from an Asian-inspired tuna tartelette in a soy-ginger demiglace with a succulent cowboy rib-eye served atop a small mountain of fried onions.
A

with

B

to

C

in addition to

D

and

E

and to


正确答案: E
解析:
固定搭配为“ranges from X to Y”,故本题应选B项。

第7题:

单选题
In the passage, the author is primarily interested in ______.
A

suggesting an alternative to an out-dated research method

B

introducing a new research method that calls an accepted theory into question

C

emphasizing the instability of data gathered from the application of a new scientific method

D

presenting a theory and describing a new method to test that theory

E

initiating a debate about a widely accepted theory


正确答案: D
解析:
主旨题。文章开始处,作者便提出了一种新的理论——即Milankovitch理论,然后第二段第二句中,作者提到:A recent discovery makes such a determination possible…,接着作者又对可以验证这个新理论的新方法进行了描述,故D项是正确的。

第8题:

单选题
Based on the passage, Lafcadio Hearn would have agreed with which of the following statements about Japanese Tea Ceremony?
A

It is needlessly complex and intricate.

B

It is important that students of the art spend many years mastering it.

C

It is the pinnacle of Japanese taste and culture.

D

It is both a simple act and one that is rich with cultural significance.

E

It is an inextricable part of Japanese history and spirituality.


正确答案: C
解析:
推断题。最后一段中作者饮用Lafcadio Hearn的话“茶道是一种艺术,它的学习需要经过长年的培训和实践,但是茶道归根到底就是炮制、提供一杯清茶”,所以可以推测Lafcadio Hearn认为茶道的本质很简单但是却有丰富的文化内涵,故本题选D项。

第9题:

问答题
If the square root of t is a real number, is the square root of t positive?  (1) t > 0  (2) t2> 0

正确答案: E
解析:
因为一个正数有两个互为相反数的平方根,所以知道该证书的值无法确定其平方根的值,故本题应选E项。

第10题:

单选题
A recent spate of art thefts at a major museum has led to a drastic increase in the insurance premiums that the museum must pay to insure its collection. Many art fans are concerned that the museum, which traditionally has charged no entrance fee, will be forced to charge a high entrance fee in order to pay for the increased insurance premiums.  Which of the following, if true, would most alleviate the concern of the art fans that the museum will be forced to charge high entrance fees?
A

Law enforcement officials recently apprehended the Belgian Bobcat, a notorious art thief who has been linked to at least 20 art heists.

B

Citing a dispute with the insurance company over the terms of its coverage, the museum has chosen to cancel its insurance policy.

C

The majority of visitors to the museum are schoolchildren, who could not reasonably be expected to pay a high entrance fee.

D

The museum pays for the majority of its total expenses from its large endowment, which is earmarked specifically for purchasing new art.

E

The museum recently installed a state-of-the-art burglar alarm system that will make future thefts almost impossible.


正确答案: A
解析:
游客们进入博物馆需要购买门票的原因是,博物馆要购买高额的财务保险;如果博物馆不再购买保险,那么游客们进入博物馆也就不需要购买门票了,故本题应选B项。

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