• Placement Questions
• /
• Infosys
• /
• Numerical Ability
• /
• Permutation and Combination

Frequently Asked Infosys Numerical Ability - Permutation and Combination Interview Questions with Answers

(#M40000750) INFOSYS QUESTION Keep an EYE

There is an element which triplicates in every hour. Each of these 3 items inturn reproduce exactly 3 other items. If a single compund is kept in a container at noon and the container is full by midnight. After how many hours is the container 1/3 full.

Asked In Infosys Yashar (14 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (24)   (14) Submit Your Solution Permutation and Combination

(#M40165784) INFOSYS QUESTION ARRANGEMENT Keep an EYE

In how many ways the word CATHOLICS are arranged such that all that all the vowels should be in odd positions.

Asked In Infosys anvitha (6 years ago)

Unsolved Read Solution (14)

Is this Puzzle helpful?   (44)   (7) Submit Your Solution Permutation and Combination

(#M40153434) INFOSYS QUESTION Permutation and Combination Keep an EYE

Find the number of different meals of 4 items that you can get from the given menu of 6 items and no need to choose different items.

a) 120 b) 126 c) 5040 d) 15

Asked In Infosys Punitha (10 years ago)

Unsolved Read Solution (11)

Is this Puzzle helpful?   (42)   (19) Submit Your Solution Permutation and Combination

(#M40153433) INFOSYS QUESTION Permutation and Combination Keep an EYE

In how many ways can 4 men and 3 women can arrange with a condition that each men should not sit together and they must be in the order of their age.

a) 210 b) 5040 c) 120 d) none of these

Asked In Infosys Punitha (10 years ago)

Solved Dharanidharan Read Solution (25)

Is this Puzzle helpful?   (59)   (29) Submit Your Solution Permutation and Combination

(#M40004129) INFOSYS QUESTION rich man died Keep an EYE

A rich man died. In his will, he has divided his gold coins among his 5 sons, 5 daughters and a manager. According to his will: First give one coin to manager. 1/5th of the remaining to the elder son. Now give one coin to the manager and 1/5th of the remaining to second son and so on..... After giving coins to 5th son, divided the remaining coins among five daughters equally.
All should get full coins. Find the minimum number of coins he has?

Asked In Infosys (13 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (3)   (7) Submit Your Solution Permutation and Combination

(#M40045681) INFOSYS QUESTION Keep an EYE

How many such letter-pairs are there in the word SERVANT having the same no. of letters left between them in the word as they have in the series?

A)2
B)3
C)4
D)5

Asked In Infosys Dada Khalandar (10 years ago)

Unsolved Read Solution (10)

Is this Puzzle helpful?   (15)   (9) Submit Your Solution Permutation and Combination

(#M40027691) INFOSYS QUESTION P&C Keep an EYE

How many three digit numbers can be formed using 2,3,4 and 5 with none of the digits being repeated

Asked In Infosys Puneet (12 years ago)

Solved indrani bhattacharya Read Solution (14)

Is this Puzzle helpful?   (43)   (22) Submit Your Solution Permutation and Combination

(#M40035171) INFOSYS QUESTION P And C Keep an EYE

Find the no of ways in which 6 toffees can be distributed over 5 different people namely A,B,C,D,E.

Asked In Infosys Mukesh Nayal (11 years ago)

Solved Saraswathy Read Solution (24)

Is this Puzzle helpful?   (48)   (19) Submit Your Solution Permutation and Combination

(#M40045670) INFOSYS QUESTION Keep an EYE

1. Nine individuals - Z, Y, X, W, V, U, T, S and R - are the only candidates, who can serve on three committees-- A, B and C, and each candidate should serve on exactly one of the committees.
Committee :

A should consist of exactly one member more than committee B.
It is possible that there are no members of committee C.
Among Z, Y and X none can serve on committee A.
Among W, V and U none can serve on committee G.
Among T, S and R none can serve on committee C.
In case T and Z are the individuals serving on committee B, how many of the nine individuals should serve on committee C?
Options :
A.3
B.4
C.5
D.6
E.7

2. Of the nine individuals, the largest number that can serve together on committee C is?
Options :
A.9
B.8
C.7
D.6
E.5
2. Of the nine individuals, the largest number that can serve together on committee C is?
Options :
A.9
B.8
C.7
D.6
E.5
2. Of the nine individuals, the largest number that can serve together on committee C is?
Options :
A.9
B.8
C.7
D.6
E.5

Asked In Infosys Dada Khalandar (10 years ago)

Unsolved Read Solution (4)

Is this Puzzle helpful?   (19)   (5) Submit Your Solution Permutation and Combination

(#M40040708) INFOSYS QUESTION Permutation and Combination Keep an EYE

How many ways can one arrange the word EDUCATION such that relative positions of vowels and consonants remains same?

Asked In Infosys osin (11 years ago)

Unsolved Read Solution (11)

Is this Puzzle helpful?   (19)   (6) Submit Your Solution Permutation and Combination