Samsung Interview Puzzles

The following Samsung Interview Puzzles will help you enhance your skills and will offer you better confidence while giving the interview.

Samsung Interview Puzzle - Aptitude #1 - Time Work Interview Problem

Two passenger trains are traveling in opposite direction. The distance between them is 110 Kms. One of them starts at 4 AM and the other starts at 5 AM on a velocity of 20 and 25 KMPH respectively. 

What is the time when they both will meet?
Solution:
7 AM

Explanation:
Train A covers 20x3 km i.e. 60 kms in 3hrs and 
Train B covers 25x2 km i.e. 50 kms in 2hrs => total of 110kms

Samsung Interview Puzzle - Aptitude #2 - Interview Area Problem

If I want to increase the length of the rectangle by 20% and decrease the breadth of the rectangle by 20%, then the area is 

a) Increases by 4%
b) Decreases by 4%
c) Remains Same
d) None of the Above
Solution:
Decreases by 4%

Explanation:
New Length : 1.2
New Height : 0.8

Area = 1.2 * .8 = 0.96 (Decreases by 4%)

Samsung Interview Puzzle - Aptitude #3 - Cipher Interview Problem

Sherlock Holmes was decoding an encrypted message. If in the encryption, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE. 

Can you help him decipher HTTQYAD?
Solution:
THURSDAY

Explanation:
The first two alphabets are interchanged. 
For the next three alphabets, the succeeding alphabet is written. 
And then the last three alphabets are reversed.

Samsung Interview Puzzle - Aptitude #4 - Number Sequence Interview Problem

Find the missing item in the sequence

2,7,6,14,12,28,20,56, ?
Solution:
30

Explanation :
It can be divided into 2 series
A) 2 6 12 20 ? 
B) 7 14 28 56

Series A is related to our answer =>
2
6 (+4)
12(+6)
20(+8)
30(+10)

Samsung Interview Puzzle - Aptitude #5 - Samsung Logic Problem

Tony Stark is standing in the queue for the current show of Iron Man 3. If he is standing at the 11th position from both the ends of the row. 

How many people are standing in the row?

Solution:
21

Explanation:
There are 10 ahead of him and there are 10 behind him + tony stark himslef

Samsung Interview Puzzle - Aptitude #6 - Mathematics Set Problem

In a university, 7500 students study. If 75% of them opted to study science and 45% students opted to study mathematics. 

How many students in total opted for both?
Solution:
1500

Explanation:
As we know, n(A n B)=n(A)+n(B)-n(A U B)
=> n(A) = 0.75x7500 = 5625. 
and n(B) = 0.45x7500 = 3375
n(A U B)= 7500

=> Ans is 5625+3375-7500 = 1500(Answer)

Samsung Interview Puzzle - Aptitude #7 - Time Distance Statement Problem

If the distance of Anastasia's house from Bella's house is 10 Km and the distance of Cinna's house from Bella's house is 17 Km. 

Which of the following statement is true?
a) Anastasia lives between the houses of Bella and Cinna.
b) Bella lives between the houses of Anastasia and Cinna.
c) Cinna lives between the houses of Anastasia and Bella
d) Both A and B.
Solution:
Both A and B

Samsung Interview Puzzle - Aptitude #8 - Maths Algebra Aptitude Problem

In a manufacturing plant, a commodity is manufactured 1000 times in x dollars. If the quantity of the commodity is increased, the cost becomes y dollars. 

If the increased number of items are z, what is the total cost in the terms of x, y and z ?
Solution:
1000 (x-y) + yz

Samsung Interview Puzzle - Aptitude #9 - Easy Interview Age Riddle

Niyati is as young as Piya and as old as Neeti. The sum of the ages of Piya and Neeti is 40. 

How old is Niyanti?
Solution:
20

Samsung Interview Puzzle - Aptitude #10 - Time To Work Problem

If a class project is completed by all the Girls in X hours. 

How much time is taken by Girls and Boys together?
Solution:
G*X/G+B (G=Girls, B= Boys)

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