Unless the new reserves are found soon, the world's supply of coal is being depleted in such a way that with demand continuing to grow at present rates, reserves will be exhausted by the year 2050. Which of the following , if true , will weaken he above a

Unless new reserves are found , the world's supply of coal is being depleted in such a way that with demand continuing to grow at present rate, reserves will be exhausted by the year 2050. What is the best conclusion that can be drawn from the above paragraph ?

A

It is the time to search for alternative

B

New reserves of coal would be found before 2050

C

Demand for coal is growing fast

D

World's coal reserve is declining

When demand for a factory's products is high, more money is spent at the factory for safety precautions and machinery maintenance than demand is low. Thus the average number of on-the-job accidents per employee each month should be bower during periods when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance. Which of the following,if true about a factory when demand for its product is high casts the most serious doubt on the conclusion drawn above?

A

Its employees ask for higher wages than they do at other times.

B

Its management hires new workers but lacks the time to train them properly.

C

Its employees are less likely to lose their jobs than they are at other times.

D

Its management sponsors a monthly safety award for each division in the factory.

when demand for factory's products is high . more money is spent at the factory for safety precautions and machinery maintenance than when demand is low. thus the average number of on -the-job accidents per employee each month should be lower during perids when demand is high than when demand is low and less money is available for safety precautions and machinery maintenance .when demand for its products is high, casts the most serious doubt on the conclusion drawn above?

A

Employees demand for higher wages than they do at other times.

B

Authority hires new workers but lacks the time to rain them properly.

C

Employees are less likely to lose their jobs than are at other times.

D

Authority sponsors a monthly safety award for each division in the factory.

If the oxygen supply in the atmosphere _____ not replaced by plants , it would soon be exhausted.

A

is

B

was

C

were

D

had been

If the oxygen supply in the atmosphere not replaced by plants, it would soon be exhausted.

A

is

B

was

C

were

D

had been

The earth's resources are being depleted too fast. To correct this , Alpha country must keep its resource consumption at present levels for many years to come. Which of the following , if true , would most strengthen the argument above ?

A

New resource deposits are constantly being discovered

B

Other countries need economic development more than Alpha country does.

C

Alpha country consumes one-third of all resources used in the world

D

Other countries have agreed to hold their resource consumption at present levels

If Dell computer has been continuing to grow at the given growth rate, and if it continues to do so in 2002 also, how much approximate revenues will it earn this year?

A

$ 48 billion

B

$ 79 billion

C

$ 35 billion

D

$ 66 billion

The earth's resources are being depleted much too fast, To correct this, as a developing country, Bangladesh must keep its resource consumption at present levels for many years to come". The argument in this statement is based on which of the following assumptions?

A

Per capital resource consumption in Bangladesh is at an all-tome high

B

Curbing resource consumption of Bangladesh will significantly delay world resource delpetion

C

Bangladesh uses more resources than any other country

D

Bangladesh imports most of the resources it uses.

Last year Joe grew 1 inch and Sally grew 200 percent more than Joe grow. How many inches did Sally grow last year?

A

4

B

2

C

3

D

5

Cars are safer than planes. Fifty percent of plane accidents result in death ,while only one percent of car accidents result in death . which of the following , if true, would most seriously weaken the argument above?

A

Planes are inspected more often than cars.

B

The number of car accidents is several hundred thousand times higher than the number of plane accidents.

C

Pilots never fly under the influence of alchohol, while car drivers often do.

D

Plane accidents are usually the fault of air traffic controllers, not pilots.

Unless the new reserves are found soon, the world's supply of coal is being depleted in such a way that with demand continuing to grow at present rates, reserves will be exhausted by the year 2050. Which of the following , if true , will weaken he above a

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