3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

What is the value of P in the following Equation ?

$19^{2.5} \times 19^{p} = 19^{7}$

A) 3.9	B) 4.1
C) 3.7	D) 4.5

Answer & Explanation Answer: D) 4.5

Explanation:

Given equation is

$19^{2.5} \times 19^{p} = 19^{7}$

Here it is in the form of $a^{m} \times a^{n} = a^{m + n}$

Here m = 2.5 , n = p, m+n = 7

=> 2.5 + p = 7

=> p = 7 - 2.5

=> p = 4.5

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Filed Under: Mathematical Operations
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25 17188

Q:

Arrange the given words in the sequence in which they occur in the dictionary.

i. Ramification
ii. Rampant
iii. Rapport
iv. Radical

A) iii, i, iv, ii	B) iv, i, iii, ii
C) iv, i, ii, iii	D) iii, iv, i, ii

Answer & Explanation Answer: C) iv, i, ii, iii

Explanation:

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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

1 17180

Q:

Out of 120 students in aschool, 5% can play all the three games Cricket, Chess and Carroms. If so happens that the number of players who can play any and only two games is 30. The number of students who can play the Cricket alone is 40. What is the total number of those who can play Chess alone or Carroms alone ?

A) 45	B) 44
C) 46	D) 24

Answer & Explanation Answer: B) 44

Explanation:

k11483174138.jpg image

Given U=120

5% of 120 = 6

Therefore, Students who can play Chess alone or Carroms alone = 120 - (30+40+6)= 44

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Filed Under: Logical Venn Diagram
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97 17130

Q:

'P' walked 1 km towards south direction and turned $90^{o}$ ACW and walked 2 km. Then he turned his left and walked 1 km and then he turned his right and walked 2 km. After that he turned $90^{o}$ ACW and walked 3 km. How far is he from the starting point ?

A) 5 km	B) 4 km
C) 2 km	D) 0 km

Answer & Explanation Answer: A) 5 km

Explanation:

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Filed Under: Direction Sense Test
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85 17127

Q:

Doctor : Nurse :: ? : Follower

A) Manager	B) Employer
C) Worker	D) Leader

Answer & Explanation Answer: D) Leader

Explanation:

Here the second one follows the first one. That is a nurse follows a doctor and similarly, a follower follows a leader.

Hence, Doctor : Nurse :: Leader : Follower.

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Filed Under: Analogy
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8 17069

Q:

If - means /, / means +, x means - and + means x, then determine the value of

35 - 7 x 14 / 28

A) 19	B) 24
C) 15	D) 20

Answer & Explanation Answer: A) 19

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

1 17060

Q:

Arrange the given words in the sequence in which they occur in the dictionary.

1. Seaman

2. Scruples

3. Script

4. Second

5. Seat

A) 32154	B) 45321
C) 12345	D) 25341

Answer & Explanation Answer: A) 32154

Explanation:

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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

1 17038

Q:

Which of the following terms follows the trend of the given list?

ABCABABAB, ABABCABAB, ABABABCAB, ABABABABC, ACBABABAB, _______________.

A) ABABCABAB	B) ABCABABAB
C) ABACBABAB	D) ABABACBAB

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