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TCS Numerical Ability - Probability Interview Questions with Answers

(#M40167004) TCS QUESTION Keep an EYE

Two finals are scheduled - The Wimbledon match and the World Cup Cricket at the same time. Anu wants to watch the Wimbledon finals and her brother Vinu wants to watch WCC final. They decide to roll a tetrahedral die twice. The tetrahedral is numbered 1,2,3,4 on its four sides and all numbers are equally likely to appear. Anu rolls first and then Vinu rolls. If the number on the first roll is strictly greater than the number on the second roll. Anu wins and gets to watch Wimbledon. What is the probability that Anu will get to watch Wimbledon?
1)7/16 2)9/16 3)3/8 4)1/2

Asked In TCS Devendra Marghade (2 years ago)

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(#M40166995) TCS QUESTION Keep an EYE

A fair dice is cast. A represents the probability of an even number appearing on the face and B represents the probability of a composite number appearing on the face. Are A and B independent events? ____

Asked In TCS Devendra Marghade (2 years ago)

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(#M40164929) TCS QUESTION Keep an EYE

a number when divisible by 50 leaves remainder 16. the same number when divisible by 80 leaves remainder n. how many values can n take?

Asked In TCS veena (5 years ago)

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(#M40164809) TCS QUESTION Keep an EYE

Two students have to be chosen as montiors from a class of 36 students. In how many different ways can this be done?
a 72
b 630
c 1260
d 71
e 71.5

Asked In TCS Sinji (5 years ago)

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(#M40157556) TCS QUESTION logic Keep an EYE

Aniket and kumari are a married couple (dont ask me who he is and who she is)! They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?
Hint: It is not 1/2 as you would first think.

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Asked In TCS ani (6 years ago)

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(#M40157543) TCS QUESTION Probability Keep an EYE

Thangam and Pandiyamma go for an interview for two vacancies. The probability for the selection of Thangam is 1/3 and whereas the probability for the selection of Pandiyamma is 1/5. What is the probability that none of them are selected?

A. 3/5
B. 7/12
C. 8/15
D. 1/5

Asked In TCS Thangam (6 years ago)

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(#M40157452) TCS QUESTION probability Keep an EYE

A bag contains 1100 tickets numbered 1, 2, 3, ... 1100. If a ticket is drawn out of it at random, what is the probability that the ticket drawn has the digit 2 appearing on it?

A. 291/1100
B. 292/1100
C. 290/1100
D. 301/1100

Asked In TCS kulvant singh (6 years ago)

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(#M40157433) TCS QUESTION Permutation Keep an EYE

In a deck of 52 cards, how many ways are there to select 13 Spade and 13 heart cards without repetition

Asked In TCS Rohit (6 years ago)

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(#M40157397) TCS QUESTION key Keep an EYE

The infinite monkey theorem states that a monkey hitting the keys at random on a typewriter keyboard for an infinite amount of time will almost surely type a given text, such as the complete works of William Shakespeare! Now, you have an essay that is 4 pages long. The total word count of the text is 3694 words and the total letter count of the text is 9971 . What is the probability that the word /and/ is typed by a hypothetical monkey pounding on a keyboard, if the keyboard has 9 keys of which 3 contain the letters /'a/', /'n/' and /'d/'? The word /and/ appears in your essay around 50 time

Asked In tcs amruta patil (6 years ago)

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(#M40157315) TCS QUESTION probability Keep an EYE

two decks of cards are there each deck contain 59 cards numbered from 1 to 9

Asked In tcs osama bin sarfraz (6 years ago)

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