Aptitude and Reasoning Questions

Q:

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative 

Assertion (A) : There is no vaccine for AIDS. 

 Resson (R)   : The AIDS virus changes its genetic code 

A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false. D) A is false but R is true.
 
Answer & Explanation Answer: A) Both A and R are true and R is the correct explanation of A.

Explanation:

A vaccine contains the inactivated germs of the disease. But the AIDS virus changes its genetic code and so on vaccine has been invented for it. 

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Filed Under: Assertion and Reason

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Q:

Statements followed by some conclusions are given below.

 

Statements :

 

1. Smoking is injurious to health and one of the causes of cancer.

2. Government has prohibited smoking in public places.

Conclusions :

I. Smoking causes cancer.
II. Sale of cigarette should be banned.

 

Find which of the given conclusions logically followed from the given statements.

 

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

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

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Q:

The average age of a class is 19 years. While the average age of girls is 18 and that of boys is 21. If the number of girls in the class is 16, Find the number of Boys in the class?

A) 12 B) 10
C) 8 D) 6
 
Answer & Explanation Answer: C) 8

Explanation:

Let the number of boys = x

From the given data,

=> [21x + 16(18)]/(x+16) = 19

=> 21x - 19x = 19(16) - 16(18)

=> 2x = 16

=> x = 8

Therefore, the number of boys in the class = 8.

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

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Q:

In a certain code language Infinite means Size. What is the meaning of  Indefinite in that code language? 

A) Time B) Day
C) Meaning D) Shape
 
Answer & Explanation Answer: A) Time

Explanation:

Something that is infinite is extremely large in amount or degree and if something is indefinite it has not been decided when it will stop  or finish.

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Filed Under: Analogy

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Q:

The base of a parallelogram is twice its height. If the area of the parallelogram is 72 sq.cm. Find its height?

A) 3 cm B) 4 cm
C) 6 cm D) 8 cm
 
Answer & Explanation Answer: C) 6 cm

Explanation:

Let height =x Then,  base =2x

2x * x = 72      

=>x=6

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Filed Under: Area
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Job Role: Bank PO

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Q:

The length of the rectangle is 20% more than its breadth . what will be the ratio of the area of the rectangle to that of the square whose side is equal to the breadth of the rectangle?

A) 2:1 B) 5:6
C) 6:5 D) data is inadequate
 
Answer & Explanation Answer: C) 6:5

Explanation:

Required ratio6x5×x×1x2=6:5

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Exam Prep: Bank Exams
Job Role: Bank PO

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Q:

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative 

Assertion (A) : a Vaccines prevent diseases. 

Reason (R)    : Vaccines must be given to children. 

A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false. D) A is false but R is true.
 
Answer & Explanation Answer: B) Both A and R are true but R is NOT the correct explanation of A.

Explanation:

Vaccines prevent diseases by developing immunity inside the body and vaccines must be given to children to build in them a resistance against diseases. 

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Q:

Refer the below data table and answer the following question.

Labour and Interest are what percent of total expenses?

 

A) 10.5 percent B) 17.75 percent
C) 25 percent D) 32.25 percent
 
Answer & Explanation Answer: C) 25 percent

Explanation:
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Filed Under: Table Charts
Exam Prep: Bank Exams

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