• Placement Questions

Frequently Asked Interview Questions and Answers

(#M40000807) TCS QUESTION Keep an EYE

Lady has 2 select gloves & hat from a basket. In the dark, she can distinguish hat & gloves. 14 red, 20 blue, 18 green are there. Find probability that any selected glove pair has same color.

Asked In TCS arun (14 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (6)   (6) Submit Your Solution

(#M40000748) INFOSYS QUESTION Keep an EYE

Adding 1/4 of the time from midnight to the present time, to 1/2 of the time from present until midnight, gives the present time. what is the present time.

Asked In Infosys Yashar (14 years ago)

Unsolved Read Solution (2)

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

(#M40000745) INFOSYS QUESTION Keep an EYE

A car is traveling at a uniform speed. The driver sees a milestone showing a 2-digit number. After traveling for an hour the driver sees another milestone with the same digits in reverse order. After another hour the driver sees another milestone containing the same two digits separated by a zero. What is the average speed of the driver?

Asked In Infosys Yashar (14 years ago)

Unsolved Read Solution (1)

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

(#M40000703) TCS QUESTION 3 dec Keep an EYE

In Tnagar many buildings were under residential category.for buildings they number as 1 to 100. For shops, corporation numbered between 150 and 200 only prime numbers. how many time 6 will appear in building numbering?

(a) 10 (b) 20 (c) 8 (d) 19

Asked In TCS Rajeev Singh (14 years ago)

Unsolved Read Solution (3)

Is this Puzzle helpful?   (4)   (0) Submit Your Solution

(#M40000701) TCS QUESTION Keep an EYE

A train starts full of passengers. At the first station, it drops one-third of the passengers and takes 280 more. At the second station, it drops one-half of the new total and takes 12 more. On arriving at the third station, it is found to have 248 passengers. Find the number of passengers in the beginning.

(a) 240 (b) 248 (c) 280 (d) 288

Asked In TCS Rajeev Singh (14 years ago)

Unsolved Read Solution (4)

Is this Puzzle helpful?   (1)   (2) Submit Your Solution

(#M40000694) TCS QUESTION TCS MATHS Puzzle Keep an EYE

A horse starts to chase a dog that has left the stable two hours earlier. The horse runs at an average speed of 2km/hr. It crosses a 10-metre road, two small ponds 3 metres deep, and finally runs along two small streets of 200 metres long. After traveling 6 hrs, 2hrs after sunset, it catches the dog. Compute the speed of the dog in Km/hr?
option
(a) 20
(b) 22
(c) 16.5
(d) 18.5

Asked In TCS Rajeev Singh (14 years ago)

Unsolved Read Solution (3)

Is this Puzzle helpful?   (4)   (1) Submit Your Solution Time Distance and Speed

(#M40000693) TCS QUESTION Keep an EYE

Alok and Bhanu play the following min-max game. Given the expression
N = X - Y - Z

Where X, Y and Z are variables representing single digits (0 to 9), Alok would like to maximize N while Bhanu
would like to minimize it. Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X, Y or Z). Alok then chooses the next value and Bhanu, the variable to substitute the value. Finally Alok proposes the value for the remaining variable. Assuming both play to their optimal strategies, the value of N at the end of the game would be....

Asked In TCS Som (14 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (3)   (1) Submit Your Solution Time Distance and Speed

(#M40000185) GENERAL QUESTION Keep an EYE

If you were to dial any 7 digits on a telephone in random order, what is the probability that you will dial your own phone number?
Assume that your telephone number is 7-digits.

Asked In general Naveen (14 years ago)

Unsolved Read Solution (13)

Is this Puzzle helpful?   (21)   (2) Submit Your Solution

(#M40000669) TCS QUESTION Keep an EYE

A man has age in years equal to his daughters age in months and daughter age is equals to his grand daughter age in weeks and her age in weeks total age of 3 members is given 91.find out the mans age.

Asked In TCS arun (14 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (8)   (0) Submit Your Solution Age Problem

(#M40000557) INFOSYS QUESTION language puzzle Keep an EYE

B and C initially speak English but when D joined Spanish they too took up Spanish. The only common language between A, B and E is French. The only common language between C and E is Italian. Three people speak Portuguese. Most common language is Spanish. One person knows all the 5 language, one person knows 4 languages, one person knows 3 languages, one person knows 2 languages and one person knows only one language.

Asked In Infosys Aditi Sharma (14 years ago)

Unsolved Read Solution (5)

Is this Puzzle helpful?   (6)   (0) Submit Your Solution Decision Making and Problem Solving