Aptitude and Reasoning Mental Ability Questions and Answers

1 .

If 'A $ B' means 'A is brother of B', 'A @ B' means 'A is wife of B', 'A #B' means ' A is daughter of B' and 'A * B' means 'A is father of B', then which of the following expressions indicates the relationship 'U is father-in-law of P ?

A)

P@Q$T#W*U

B)

P@Q$T#U*W

C)

P@Q$W*T#U

D)

P@W$Q*T#U

Correct Answer : Option (B) - P@Q$T#U*W

Explanation :

Here the P is the wife of Q who is brother of T who is daughter of U.

That implies P is wife of U's son Q => U is father-in-law of P.

2 .

If it is possible to form a number with the second, the fifth and the eighth digits of the number 31549786, which is the perfect square of a two - digit even number, which of the following will be the second digit of that even number ?

A)

2

B)

4

C)

6

D)

8

Correct Answer : Option (B) - 4

Explanation :

The 2nd, 5th and 8th digits of the number 31549786 are 1, 9 and 6 respectively.

The perfect square of a two - digit even number, formed using the digits 1, 9 and 6 is 196.

And, 14 x 14 = 196

So, the required even number is 14. Clearly, its second digit is 4.

Hence, the answer is (b).

3 .

If first day of the year(not a leap year) was monday, then what was the last day of the year?

A)

monday

B)

friday

C)

saturday

D)

sunday

Correct Answer : Option (A) - monday

Explanation : If the year is not a leap year, then last day is same as first day

4 .

The product of two successive numbers is 9506.Which is the smaller of the two numbers?

A)

95

B)

96

C)

97

D)

98

Correct Answer : Option (C) - 97

Explanation :

√9506 = 97.50 So 97 and 98 are the two numbers.

so 97 is the answer

5 .

Which of the following pairs have the same relationship as OFTEN : FOTEN?

A)

FIRST : IFRST

B)

HEART : TRAHE

C)

OPENS : SNEOP

D)

RISKY : IRSYK

Correct Answer : Option (D) - RISKY : IRSYK

Explanation :

It is a case of shifting as given below :

1 2 3 4 5 2 1 3 5 4

O F T E N → F O T N E

---------------------------------------------------------------------------

1 2 3 4 5 5 4 3 1 2

1. H E A R T → T R A H E

2. O P E N S → S N E O P

1 2 3 4 5 2 1 3 5 4

3. R I S K Y → I R S Y K

4. F I R S T → I F R S T

Hence option 3 is correct.

6 .

Careful is to Cautious as Boastful is to

A)

Humble

B)

Happily

C)

Arrogant

D)

Surprisingly

Correct Answer : Option (C) - Arrogant

Explanation :

Here the given words Careful and Cautious are related in such a way that they are Synonyms of each other.

Therefore, Similarly Boastful is synonym to the word Arrogant.

Happily and Humble are Antonyms of Boastful and Surprisingly is the word not related to Boastful in any way.

7 .

A)

YYWZ

B)

WWYZ

C)

YYZZ

D)

ZZWY

Correct Answer : Option (B) - WWYZ

8 .

In a certain code language, "pen" means "paper", "paper" means "yellow", "yellow" means "blanket", "blanket" means "shirt" and "shirt" means "pencil".Where do we write?

A)

yellow

B)

shirt

C)

pen

D)

blanket

Correct Answer : Option (A) - yellow

9 .

What should come next in the following letter series based on English alphabet ? CEA JLH QSO ?

A)

XZV

B)

UXW

C)

WYU

D)

WXV

Correct Answer : Option (A) - XZV

Explanation :

In the given series, each letter moves seven letters forward to obtain the next.

So, XZV replaces ? in the series.

10 .

In a class of students, if 1 is absent rest of people can be divided into 6 equal parts and if 2 are absent rest of them are divided into 7 equal parts, how many students are present in the class ?

A)

19

B)

28

C)

37

D)

57

Correct Answer : Option (C) - 37

Explanation :

Let the number of students in the class be 'x'.

Given if 1 is absent rest of people can be divided into 6 equal parts i.e (x-1)/6.........(1)

And given if 2 are absent rest of people can be divided into 7 equal parts i.e (x-2)/7.....(2)

From (1)&(2), we get

x-1/6 = ((x-2)/7) + 1

=> x = 37.