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Q:

The maximum number of electrons that can be accommodated in a shell depends on the formula

 

A) 1n2 B) n2
C) 3n2 D) 2n2
 
Answer & Explanation Answer: D) 2n2

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Filed Under: Chemistry
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Q:

The least number that must be subtracted from 202 to make it a perfect square is

A) 10 B) 8
C) 14 D) 6
 
Answer & Explanation Answer: D) 6

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Filed Under: Problems on Numbers
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Q:

According to the given Venn diagram, the total number of non-athletic and disciplined boys is ___.

 

 

 

A) 1 B) 28
C) 20 D) 10
 
Answer & Explanation Answer: D) 10

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Filed Under: Analytical Reasoning
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Q:

Consider the following question and decide whether any of the statements in the given statement are adequate to answer that question.

 


What is the total number of students in the class?

 

Statements :

 

1. Mr. X's rank was 15th from the top in the class.

2. Mr. X's rank was 26th from the bottom in the class.

 

A) 1 alone is sufficient while 2 alone is not sufficient to answer the question B) Both 1 and 2 together are sufficient to answer the question
C) Either 1 or 2 is sufficient to answer the question D) 2 alone is sufficient while 1 alone is not sufficient to answer the question
 
Answer & Explanation Answer: B) Both 1 and 2 together are sufficient to answer the question

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Filed Under: Statement and Conclusions
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Q:

The number of valence electrons in an atom of Phosphorous is

A) 4 B) 3
C) 2 D) 5
 
Answer & Explanation Answer: D) 5

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Filed Under: Chemistry
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Q:

If the radius (r) of a circle is increased by 'x' units, what is the number of units by which the circumstance of the circle is increased?

 

 

A) π B) 2π
C) 2πr D) 2πx
 
Answer & Explanation Answer: D) 2πx

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Filed Under: Area
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Q:

In a farm, there are goats and peacocks. If the number of heads are 60 and the number of feet are 170, then the number of goats = ?

A) 18 B) 20
C) 23 D) 25
 
Answer & Explanation Answer: D) 25

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Filed Under: Simplification
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Q:

Number of satellites launched by the ISRO using its PSLV- C51 rocket -

 

A) 19 B) 11
C) 15 D) 13
 
Answer & Explanation Answer: A) 19

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Filed Under: General Science
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