Aptitude and Reasoning Questions

Q:

In ΔPQR measure of angle Q is 90°. If cosP = 5/13, and PQ = 2.5cm, then what is the length (in cm) of side PR?

A) 6 B) 6.5
C) 4 D) 5.6
 
Answer & Explanation Answer: B) 6.5

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Q:

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

 

Statements:
(I) Disney has launched 'Hour of Code' campaign in India for teaching computer programming to school children.
(II) Children watch cartoon for their entertainment and learning.

Conclusion:
(I) Children can connect well through specific cartoon characters.
(II) The mass campaign of learning to school kids can be effective only though making it interesting.

 

A) Only conclusion II follows B) Conclusion I and II both follow
C) Neither I nor II follow D) Only conclusion I follows
 
Answer & Explanation Answer: B) Conclusion I and II both follow

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Q:

Which one does not belong to the group?

A) Zee B) Screen
C) Colors D) Sony
 
Answer & Explanation Answer: B) Screen

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Q:

What is the value of a2 + b2a3 - b3, when a + b = 8 and a - b = 2?

A) 0.313 B) 0.347
C) 0.368 D) 0.381
 
Answer & Explanation Answer: B) 0.347

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) (157, 162, 167) B) (138, 143, 148)
C) (222, 227, 232) D) (167, 172, 187)
 
Answer & Explanation Answer: D) (167, 172, 187)

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Q:

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

 

Statements:
(I) Empty set is a subset of any set.
(II) A set is a subset of power set.

 

Conclusion:
(I) Empty set is a power set.
(II) A set is a subset of power set.

 

A) Conclusion I follows B) Conclusion II follows
C) Neither I nor II follows D) Both I and II follows
 
Answer & Explanation Answer: A) Conclusion I follows

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Q:

If secA + tanA = a, then the value of cosA is

A) a2+12a B) 2aa2+1
C) a2-12a D) 2aa2-1
 
Answer & Explanation Answer: B) 2aa2+1

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Q:

What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?

A) 104 B) 140
C) 84 D) 98
 
Answer & Explanation Answer: A) 104

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