Aptitude and Reasoning Questions

Q:

A and B can do a work in 4 hours and 12 hours respectively. A starts the work at 6 AM and they work alternately for one hour each. When will the work be completed?

A) 4 days B) 5 days
C) 6 days D) 7 days
 
Answer & Explanation Answer: C) 6 days

Explanation:

Work donee by A and B in the first two hours, working alternatively = First hour A + Second hour B = (1/4) + (1/12) = 1/3.

Thus, the total time required to complete the work  = 2 (3) = 6 days 

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Filed Under: Time and Work

45 24538
Q:

Warm is to Hot as Not so Good is to

A) Average B) Fair
C) Not so bad D) Worse
 
Answer & Explanation Answer: D) Worse

Explanation:

Warm and hot are in the same meaning sense , so not so good is same as worse in meaning.

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Filed Under: Analogy
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25 24527
Q:

On what dates of July.2004 did Monday fall?

A) 6th,10th,21st,30th B) 12th,7th,19th,28th
C) 5th,10th,24th,17th D) 5th, 12th, 19th, 26th
 
Answer & Explanation Answer: D) 5th, 12th, 19th, 26th

Explanation:

Let us find the day on 1st July, 2004.

2000 years have 0 odd day. 3 ordinary years have 3 odd days.

Jan. Feb. March April May June July

31 + 29 + 31 + 30 + 31 + 30 + 1

= 183 days = (26 weeks + 1 day) = 1 t .

Total number of odd days = (0 + 3 + 1) odd days = 4 odd days. '

:. 1st July 2004 was 'Thursday',-,-

Thus, 1st Monday in July 2004 _as on 5th July.

Hence, during July 2004, Monday fell on 5th, 12th, 19th and 26th. .

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Filed Under: Calendar

118 24525
Q:

The ages of Krish and Vaibhav are in the proportion of 3 : 5. After 9 years, the proportion of their ages will be 3 : 4. Then the current age of Vaibhav is:

A) 10 B) 13
C) 15 D) 18
 
Answer & Explanation Answer: C) 15

Explanation:

Krish’s age = 3A and Vaibhav’s age = 5A


(3A+9)/(5A+9) = 3/4


=> 4 (3A + 9) = 3 (5A + 9)


=> A = 3


Therefore, Vaibhav’s age = 15 years.

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Filed Under: Problems on Ages

45 24523
Q:

Find the odd statement : Two lines are perpendicular to each other if they are,

 

A) Adjacent sides of a rectangle B) Diagonals of a rhombus
C) Hypotenuse and one side of a right-angle triangle D) Adjacent sides of a square
 
Answer & Explanation Answer: C) Hypotenuse and one side of a right-angle triangle

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

0 24507
Q:

A man walks 6 km at a speed of 112kmph, runs 8 km at a speed of 2 kmph and goes by bus another 32 km. Speed of the bus is 8 kmph. Find the average speed of the man in kmph.

A) 4314

B) 4213

C) 2413

D) 3414

A) Option A B) Option B
C) Option C D) Option D
 
Answer & Explanation Answer: B) Option B

Explanation:

Man walked 6 km at 1.5 kmph, again he walked 8 km at speed of 2 kmph and 40 km at a speed of 8kmph
time taken indivisually:
=> 6/1.5 = 4 m
=> 8/2 = 4 m
=> 40/8 = 5 m

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Average speed of man= total distance/ total time
=> 54/13 = 4213 kmph

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Filed Under: Time and Distance
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17 24502
Q:

Answer the questions based on the following information.

 

Six colleagues are sitting in a circle and are facing the center of the circle. Diana is between Puskar and Padma. Priyanka is between Mahesh and Lucky. Puskar and Mahesh are opposite to each other.

 


Who is sitting opposite to Priyanka?

A) Puskar B) Diana
C) Padma D) Lucky
 
Answer & Explanation Answer: B) Diana

Explanation:
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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

10 24485
Q:

Find the total surface area (in cm2) of a hemisphere of diameter 21 cm.

 

A) 1039.5   B) 844.5  
C) 637   D) 472
 
Answer & Explanation Answer: A) 1039.5  

Explanation:
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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