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Q:

2 is what percent of 50?

A) 3 B) 4
C) 2.5 D) 5
 
Answer & Explanation Answer: B) 4

Explanation:

Let p% of 50 is 2

=> p x 50/100 = 2

=> p = 4%

 

Hence, 2 is 4 percent of 50.

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Filed Under: Percentage
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Q:

Cybercards are most useful for

A) writing to-do lists B) creating new inventions
C) keeping a personal diary D) tracking Internet-based research
 
Answer & Explanation Answer: D) tracking Internet-based research

Explanation:
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Filed Under: Computer
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Q:

If the age of father is 4 years greater than the mother and 28 years greater than the son,then what is the age of the father?

which one should be used to calculate the age ?

A) mother/son = Non-prime number
B) mother/son = Perfect square number

A) only A alone is sufficient B) only B alone is sufficient
C) both A and B are required D) Cannot be answered
 
Answer & Explanation Answer: B) only B alone is sufficient

Explanation:

For the given problem there are three possiblities.
Father's age can be = 36, 31, 29
Mother's age = 32, 27, 25
Son's age = 8, 3, 1.

By using only B it can be calculated.

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Filed Under: Statement and Conclusions
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Q:

An important function of fat in the body is to

A) Protect vital organs B) Stores energy
C) Insulate us D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:
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Filed Under: Biology
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Q:

Kalachakra ceremony is associated with which religion?

A) Buddhism B) Islam
C) Hinduism D) Jainism
 
Answer & Explanation Answer: A) Buddhism

Explanation:

Kalachakra ceremony is associated with Buddhism. It is a way of planting a seed, and the seed will have karmic effect. One doesn't need to be present at the Kalachakra ceremony in order to receive its benefits.

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Filed Under: Indian Culture
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Q:

Permanent hardness of water may be removed by the addition of

A) Alum B) Lime
C) Sodium Carbonate D) Potassium Permanganate
 
Answer & Explanation Answer: C) Sodium Carbonate

Explanation:

Permanent hardness of water may be removed by the addition of Sodium Carbonate.

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Filed Under: Chemistry
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Q:

What factors contribute to global winds?

A) Coriolis Effect B) Convection Cells
C) Uneven warming of the earth by the sun D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

All of the factors that contribute to global winds are 

1) Uneven warming of the earth by the sun
2) Coriolis Effect
3) Convection Cells

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Filed Under: Physics
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Q:

Which is a correct way to measure wavelength?

A) Nearest peak to peak B) Nearest peak to nearest trough
C) Nearest trough to peak D) None of the above
 
Answer & Explanation Answer: A) Nearest peak to peak

Explanation:

Wavelength of a wave can be measured with the distance between two nearest crest and crest or nearest troughs. It is measured as armstrong units.

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Filed Under: Physics
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