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GRE Questions

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Q:

 If n is even, which of the following cannot be odd?

A) n+3 B) 2n
C) n+4 D) 3n
 
Answer & Explanation Answer: B) 2n

Explanation:

In case B, odd times even will give even

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Filed Under: Numbers
Exam Prep: GRE

6 5514
Q:

Which results in an increase in power?

A) doing more work in less time. B) doing less work in more time.
C) doing less work in less time. D) doing more work in more time.
 
Answer & Explanation Answer: A) doing more work in less time.

Explanation:

Doing more work in less time, results in an increase in power to do a work.

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Filed Under: Physics
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6 5508
Q:

Reptile is to Lizard as Flower is to

A) Orchids B) Stem
C) Leaf D) Petal
 
Answer & Explanation Answer: A) Orchids

Explanation:

Here Lizard is a type of Reptiles whereas Orchid is a type of flowers. Other than Orchids all are parts of Plants.

 

Hence, Reptile is to Lizard as Flower is to Orchids.

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Filed Under: Analogy
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10 5507
Q:

LCD of 12 and 18

A) 36 B) 42
C) 12 D) 6
 
Answer & Explanation Answer: A) 36

Explanation:

  LCD is nothing but Lowest or Least Common Denominator

 

Here LCD of 12 and 18 means LCD of two fractions with denominators 12 and 18 respectively.

 

Therefore, LCM of 12 & 18 = 6 x 3 x 2 = 36 

 

      •  How to calculate LCD ::


The lowest common denominator or least common denominator (LCD) is the least common multiple (LCM) of the denominators of a set of fractions.

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Filed Under: HCF and LCM
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27 5502
Q:

Find the odd one out of the following words ?

A) cruise B) crusade
C) expedition D) campaign
 
Answer & Explanation Answer: A) cruise

Explanation:

Cruise = a sea voyage for pleasure. All other words are related to ‘journey on land, sea with an aim’.

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Filed Under: Analogy
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3 5499
Q:

What is the next letter in the given series
M N J Q G ?

A) U B) S
C) T D) H
 
Answer & Explanation Answer: C) T

Explanation:

1ST SERIES = M J G... It decreasing by 3 alphabets.
2ND SERIES = N Q... It increasing by 3 alphabets.

M N J Q G T...

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Filed Under: Alphabet Test
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5 5478
Q:

200 D for P G in M

Answer

Logically the given letter equation implies that, 200 Dollars for Passing GO in Monopoly.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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5 5468
Q:

Oxidation Number of 'S' in H2SO4?

A) +6 B) +2
C) -6 D) -2
 
Answer & Explanation Answer: A) +6

Explanation:

In H2SO4,

Hydrogen has a charge of +2, with each hydrogen has +1.

Oxygen has  a charge of -8, with each oxugen has -2.

Total charge = (2 - 8) = -6

Therefore, the Oxidation number of Sulphur S is '+6' because to make the compound stable.

 

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Filed Under: Chemistry
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11 5458