Aptitude and Reasoning Questions

Q:

Read the information and answer the question based on it.

 

In an examination, a student gets an average of 76.2 marks. The total marks for the five subjects are 500. His marks in 4 subjects are mentioned, calculate the marks obtained by the students in Social science marked as 'x' in the table below.

 

 

 

A) 60 B) 58
C) 57 D) 56
 
Answer & Explanation Answer: C) 57

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

0 13955
Q:

A girl counted in the following way on the fingers of her left hand : She started by calling the thumb 1, the index finger 2, middle finger 3, ring finger 4, little finger 5 and then reversed direction calling the ring finger 6, middle finger 7 and so on. She counted upto 1995. She ended counting on which finger ?

A) Thumb B) Index finger
C) Ring finger D) Middle finger
 
Answer & Explanation Answer: D) Middle finger

Explanation:

Clearly, while counting the numbers associated to the thumb will be 1,9,17,25,.........
i.e., numbers of the form (8n + 1 ).
where n=1,2,3...
Since 1994 = 249 × 8 + 2, so 1993 shall correspond to the thumb and 1994 to the index finger and 1995 to the middle finger.

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

9 13954
Q:

How many iron rods, each of length 7 mts and diameter 2 cms can be made out of 0.88 cubic metre of iron ?

A) 500 B) 600
C) 400 D) 300
 
Answer & Explanation Answer: C) 400

Explanation:

Given length of iron rod =7 mts and  and diameter of rod = 2 cms 

=> r = 1/100 mts

Therefore,  Volume of one rod = πr2h cu. m =  227×11002×7cu. m = 115000 cu. m

Given volume of iron = 0.88 cu. m 

Therefore, Number of rods = 0.88×500011 = 400.

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Filed Under: Volume and Surface Area
Exam Prep: CAT
Job Role: Bank PO

17 13946
Q:

 

The given table represents the marks obtained by four students W, X, Y and Z in four subjects P, C, B and M, with the maximum marks in each subject being 100.

 

The student who got the highest percentage of marks in P, C, M and B combined is

 

A) W B) X
C) Y D) Z
 
Answer & Explanation Answer: A) W

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

1 13932
Q:

A number X is chosen at random from the numbers -3, -2, -1, 0, 1, 2, 3. What is the probability that |X|<2

A) 3/7 B) 3/4
C) 4/5 D) 5/7
 
Answer & Explanation Answer: A) 3/7

Explanation:

X can take 7 values.
To get |X|+2) take X={−1,0,1}

=> P(|X|<2) = Favourable CasesTotal Cases = 3/7

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Filed Under: Probability

31 13923
Q:

Study the following information carefully and answer the questions given below it.

 

1) There are 6 members in a family in which there are two married couples.

2) Sandhya, a lawyer, is married to the engineer and is mother of Charu and Suraj.

3) Bhuvanesh, the teacher, is married Aruna.

4) Aruna has one son and one grandson.

5) Of the two married ladies one is a housewife.

6) There is also one student and one male doctor in the family

 

Which of the following is true about the granddaughter in the family?

A) She is a Doctor B) She is a Teacher
C) She is a Student D) Data inadequate
 
Answer & Explanation Answer: C) She is a Student

Explanation:
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Filed Under: Blood Relations
Exam Prep: Bank Exams

7 13921
Q:

The present worth of a sum due sometime hence is Rs. 576 and the banker's gain is Rs.

16. The true discount is:

A) 78 B) 96
C) 105 D) 85
 
Answer & Explanation Answer: B) 96

Explanation:

T.D. = P.W. x B.G. = 576 x 16 = 96.

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Filed Under: Banker's Discount

0 13921
Q:

If X is the brother of the son of Ts son, how is X related to Y? 

A) Son B) Brother
C) Cousin D) Grandson
 
Answer & Explanation Answer: D) Grandson

Explanation:

Son of Y's Son — Grandson; Brother of Ts grandson — C's grandson. 

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Filed Under: Blood Relations

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