Aptitude and Reasoning Mental Ability Questions and Answers

1 .

A)

45

B)

38

C)

25

D)

12

Correct Answer : Option (A) - 45

Explanation : The second number is the product of the digits of the first.

2 .

The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

A)

u = 1, v = 0

B)

u = 1, v = 3/2

C)

u = 0, v = 1

D)

u = 0, v = 3/4

Correct Answer : Option (B) - u = 1, v = 3/2

Explanation :

Using Trial and error method,

From the options u = 1, v = 3/2 satisfies both the equations.

3 .

Man : Biography :: Nation : ?

A)

Nationalism

B)

Leader

C)

Story

D)

History

Correct Answer : Option (D) - History

Explanation :

Detailed description of a man's life is Biography.

Similarly, detailed description of a Nations is called History.

4 .

Roja's mother is the only daughter of Archana's father. How is Archana's husband related to Roja ?

A)

Brother

B)

Uncle

C)

Father

D)

Grandfather

Correct Answer : Option (C) - Father

Explanation :

Clearly, the only daughter or Archana's father is Archana herself

So, Roja's mother is Archana

Thus, Archana's husband is the father of Roja.

5 .

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.

6 .

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.

7 .

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

8 .

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

9 .

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.

10 .

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