Mental Ability - Questions

1 .
X introduces Y saying, "He is the husband of the granddaughter of the father of my father ". How is Y related to X?
A)
Brother-in-law
B)
Son-in-law
C)
Son
D)
Brother

Correct Answer : Option (A) - Brother-in-law

Explanation : Father's father ---->Grandfather;  Grandfather's granddaughter -----> Sister; Sister's husband ---->Brother-in-law. So, Y is X's Brother-in-law.

2 .
Pointing to a gentleman, Deepak said, "His only brother is the father of my daughter's father." How the gentleman related to Deepak?
A)
Brother-in-law
B)
Father
C)
Uncle
D)
Grandfather

Correct Answer : Option (C) - Uncle

Explanation :

Father of Deepak's daughter's father — Deepak's father. 
 
So, the man's brother is Deepak's father or the man is the brother of Deepak's father i.e., Deepak's uncle.

3 .
How many such digits are there in the number 7346285 which are as far away from the beginning of the number, as they will be when arranged in ascending order within the number?
A)
One
B)
Two
C)
Three
D)
Four

Correct Answer : Option (B) - Two

Explanation :

Given Number : 7346285
 
Ascending Number : 2345678
 
Answer is Two. Those digits are 3,4

4 .
If E = 5 and READ is coded as 7, then what is the code of 'DEAR' ?
A)
10
B)
9
C)
8
D)
7

Correct Answer : Option (D) - 7

Explanation :

Here E = 5 = 5/1 = 5
 
=> READ = 18 + 5 + 1 + 4 = 28/4 = 7
 
=> DEAR = 4 + 5 + 1 + 18 = 28/4 = 7

5 .
Chanti told Anitha, 'Yesterday I defeated the only brother of the daughter of my grandmother.' Whom did Chanti defeat
A)
Son
B)
Father
C)
Brother
D)
Father-in.law

Correct Answer : Option (B) - Father

Explanation : Daughter of grandmother — Aunt: Aunt's only brother — Father. 

6 .
Arrange the words given below in a meaningful sequence.
 
1.Elephant  2.Cat  3.Mosquito  4.Tiger    5. Whale 
A)
1, 3, 5, 4, 2
B)
5, 3, 1, 2, 4
C)
2, 5, 1, 4, 3
D)
3, 2, 4, 1, 5

Correct Answer : Option (D) - 3, 2, 4, 1, 5

Explanation :

Mosquito    Cat    Tiger   Elephant   Whale
 
    3             2        4          1            5

7 .
Choose the missing terms out of the given alternatives Z, X, S, I, R, R, ?, ?
A)
G, I
B)
J, I
C)
J, K
D)
K, M

Correct Answer : Option (A) - G, I

Explanation :

Z - 2 = X
X - 5 = S
S - 10 = I
I - 17 = R
R - 26 = R
R - 37 = G
G - 50 = I
The series 2, 5, 10, 17, 26, 37, 50 is obtained by the pattern +3, +5, +7, +9, . . . .

8 .
Pointing to a man in a photograph. Ravi said. "His mother's only daughter is my mother." How is Ravi related to that man?
A)
Wife
B)
Sister
C)
Niece
D)
Nephew

Correct Answer : Option (C) - Niece

Explanation : Ravi's mother's mother is man's mother i.e.. Ravi's mother is man's sister or Ravi is man's niece.

9 .
Chinnu was born two years after his father's marriage. His mother is five years younger than his father but 20 years older than Chinnu who is 10 years old. At what age did the father get married ?
A)
23 years
B)
24 years
C)
25 years
D)
28 years

Correct Answer : Option (A) - 23 years

Explanation :

Chinnu's present age = 10 years.
 
His mother's present age = (10 + 20) years = 30 years.
 
Chinnu's father's present age = (30 + 5) years = 35 years.
 
Chinnu's father's age at the time of Chinnu's birth = (35 - 10) years = 25 years.
 
Therefore Chinnu's father's age at the time of marriage = (25 - 2) years = 23 years.

10 .
If train is called bus, bus is called tractor, tractor is called car, car is called scooter, scooter is called bicycle, bicycle is called moped, which is used to plough a field ?
A)
Bus
B)
Car
C)
Train
D)
Tractor

Correct Answer : Option (B) - Car

Explanation :

A 'tractor' is used to plough a field.
 
But a 'tractor' is called 'car'.
So, a 'car' will be used to plough the field.

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