• Placement Questions
• /
• TCS
• /
• Logical Reasoning
• /
• Cryptography

Frequently Asked TCS Logical Reasoning - Cryptography Interview Questions with Answers

(#M40010314) TCS QUESTION Keep an EYE

2 hours after a freight train leaves Delhi, a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train.What was the average speed of the freight train ?

Asked In TCS Devendra Marghade (11 years ago)

Unsolved Read Solution (10)

Is this Puzzle helpful?   (64)   (30) Submit Your Solution Cryptography

(#M40011115) TCS QUESTION Keep an EYE

a man starts work on monday and works for 8 days and works for every ninth day as his holiday. His 12th day will be on which day?

Asked In TCS deepak gupta (11 years ago)

Unsolved Read Solution (17)

Is this Puzzle helpful?   (50)   (15) Submit Your Solution Cryptography

(#M40040699) TCS QUESTION Keep an EYE

In a G6 summit held at London. A French, a German, an Italian, a British, a Spanish, a polish diplomat
represent their respective countries.
(i) Polish sits immediately next to British
(ii) German sits immediately next to Italian, British or both
(iii) French does not sit immediately next to Italian
(iv) If Spanish sits immediately next to polish, Spanish does not sit immediately next to Italian
Which of the following does not violate the stated conditions?
Select one:

Asked In TCS purva (9 years ago)

Unsolved Read Solution (13)

Is this Puzzle helpful?   (7)   (12) Submit Your Solution Cryptography

(#M40165891) TCS QUESTION probability Keep an EYE

2/3rd of the balls in a bag are blue, the rest are pink.
if 5/9th of the blue balls and 7/8th of the pink balls are
defective, find the total number of balls in the bag given
that the number of non defective balls is 146.

Asked In TCS purnachandrareddy (5 years ago)

Unsolved Read Solution (9)

Is this Puzzle helpful?   (39)   (7) Submit Your Solution Cryptography

(#M40002437) TCS QUESTION apptitude Keep an EYE

If Tarun buys only pens costing Rs. 13 each or only pencils costing Rs.5 each , he is left with Rs.2 in each case.What will be the minimum amount available with him?

Asked In TCS mithunprasad (12 years ago)

Solved prashant kumar Read Solution (2)

Is this Puzzle helpful?   (18)   (1) Submit Your Solution Cryptography

(#M40110201) TCS QUESTION Keep an EYE

IF
A+B+C=13
C+D+E=13
E+F+G=13
G+H+I=13
Then the value of E ?

Asked In TCS Anand Mishra (8 years ago)

Unsolved Read Solution (14)

Is this Puzzle helpful?   (52)   (15) Submit Your Solution Cryptography

(#M40000609) TCS QUESTION Keep an EYE

If an airplane starts at point R and travels 14 miles directly north to S, then 48 miles directly east to T, what is the straight-line distance (in miles) from T to R?
option
a) 25
b) 34
c) 50
d) 2500

Asked In TCS anuj (13 years ago)

Solved YadeeshKumar Read Solution (3)

Is this Puzzle helpful?   (8)   (1) Submit Your Solution Cryptography

(#M40020067) TCS QUESTION Keep an EYE

Hanuman can complete a bridge in 10 days and Ravan can complete the same bridge in 20 days. Now they are working together and they are completing the bridge in 20 days.
What is the contribution of Ravan in constructing the bridge ?
1.Half time work
2.2/4th of the bridge
3.1/3rd of the work
4.destructing the bridge

Asked In TCS SWEETY RANI (10 years ago)

Unsolved Read Solution (13)

Is this Puzzle helpful?   (20)   (5) Submit Your Solution Cryptography

(#M40012653) TCS QUESTION Factorial Keep an EYE

factorial value of n has 13 zeros than what is the max and min value of n

Asked In TCS Gopal (11 years ago)

Solved snehil Read Solution (5)

Is this Puzzle helpful?   (28)   (9) Submit Your Solution Cryptography

(#M40035245) TCS QUESTION maths Keep an EYE

In a group of buffaloes and ducks, the number of legs are 24 more than twice the number of heads. What is the number of buffaloes in the group?

Asked In TCS Subrata Patra (9 years ago)

Solved RAKESH Read Solution (16)

Is this Puzzle helpful?   (79)   (10) Submit Your Solution Cryptography