Aptitude and Reasoning Questions

Q:

A person goes to his office at 1/3rd of the speed at which he returns from his office. If the average speed during the whole trip is 12 m /h . what is the speed of the person while he was going to his office?

A) 10 B) 6
C) 8 D) can't be determined
 
Answer & Explanation Answer: C) 8

Explanation:

u = k , v= 3k 

 

2uvu+v 2×k×3kk+3k=12  => k = 8km/h

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Filed Under: Time and Distance

12 16751
Q:

A coin is tossed 5 times. What is the probability that head appears an odd number of times?

A) 1/2 B) 1/3
C) 2/3 D) 1
 
Answer & Explanation Answer: A) 1/2

Explanation:

The possible outcomes are as follows :

5H, 5T, (H, 4T), (T, 4H), (2H, 3T) (3H, 2T), i.e. 6 outcomes in all.

Therefore the probability that head appears an odd number of times = 3/6 =1/2 (In only three outcomes out of the six outcomes, head appears an odd number of times).

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Filed Under: Probability

27 16741
Q:

The perimeters of two squares are 40cm and 32 cm. Find the perimeter of a third square whose area is equal to the difference of the areas of the two squares.

A) 12 B) 24
C) 36 D) 48
 
Answer & Explanation Answer: B) 24

Explanation:

side of first square = 40/4 =10cm

 

side of second square = 32/4 = 8cm

 

area of third squre = 10² - 8² = 36 sq cm

 

side of third square = 36 = 6 cm

 


required perimeter = 6*4 = 24cm

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

8 16737
Q:

A junior college inducts students based on the following criteria -

 

1. Students who scored above 75% in physics, 85% in Mathematics and 70% in Chemistry.

2. Students who scored at least 60% in English.

3. Students who are good in a sport or play a musical instrument or know a dance form.

 

Which student among the following will the college definitely take?

 

 

A) Shakti with 80% in Physics, 65% in Chemistry, 85% in Mathematics, 61% in English and plays veena. B) Megha secured 80% in Physics, 87% in Mathematics, 70% in English, 75% in Chemistry and is a singer.
C) Sheela secured 78% in Physics, 70% in Chemistry, 85% in Mathematics, 75% in English knows Manipuri folk dance. D) Mallika secured 70% in Chemistry, 70% in Mathematics, 85% in Physics, 65% in English and plays basketball.
 
Answer & Explanation Answer: C) Sheela secured 78% in Physics, 70% in Chemistry, 85% in Mathematics, 75% in English knows Manipuri folk dance.

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

1 16733
Q:

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

1. Regular

2. Rehearse

3. Regard

4. Refugee

5. Refine

 

A) 12453 B) 54312
C) 51243 D) 32154
 
Answer & Explanation Answer: B) 54312

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

1 16728
Q:

If an = 1n + 1 + 1 then find the value of a1 + a3 + a5.

 

 

A) 17/12 B) 27/12
C) 37/12 D) 47/12
 
Answer & Explanation Answer: D) 47/12

Explanation:
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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 16727
Q:

Choose the missing terms out of the given alternatives Z, S, W, O, T, K, Q, G, ?, ?

A) N,D B) N,C
C) O,D D) O,C
 
Answer & Explanation Answer: B) N,C

Explanation:

The given sequence a combination of two series:
I)Z, W, T, Q, ?      and      II)S, O, K, G, ?


The pattern I is
Z - 3 = W
W - 3 = T
T - 3 = Q
Q - 3 = N


The pattern in II is
S - 4 = O
O - 4 = K
K - 4 = G
G - 4 = C

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Filed Under: Number Series

117 16716
Q:

In the following question, select the missing number from the given series.

 

18, 37, 76, 155, 314, ?

 

A) 633   B) 628  
C) 537   D) 528
 
Answer & Explanation Answer: A) 633  

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

3 16715