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CSC Numerical Ability - Permutation and Combination Interview Questions with Answers

(#M40006777) CSC QUESTION miscellaneous Keep an EYE

In how many different ways can the letters of the word 'LEADING' be arranged in such a way that the vowels always come together?

A. 360 B. 480
C. 720 D. 5040
E. None of these

Asked In CSC (13 years ago)

Solved Tijo Jose Read Solution (4)

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(#M40006776) CSC QUESTION miscellaneous Keep an EYE

In how many different ways can the letters of the word 'CORPORATION' be arranged so that the vowels always come together?

A. 810 B. 1440
C. 2880 D. 50400
E. 5760

Asked In CSC (13 years ago)

Solved Tijo Jose Read Solution (4)

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(#M40006775) CSC QUESTION miscellaneous Keep an EYE

In how many different ways can the letters of the word 'DETAIL' be arranged in such a way that the vowels occupy only the odd positions?

A. 32 B. 48
C. 36 D. 60
E. 120

Asked In CSC (13 years ago)

Solved Pargat Pal Singh Read Solution (3)

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(#M40006774) CSC QUESTION miscellaneous Keep an EYE

In how many different ways can the letters of the word 'MATHEMATICS' be arranged so that the vowels always come together?

A. 10080 B. 4989600
C. 120960 D. None of these

Asked In CSC (13 years ago)

Solved Tijo Jose Read Solution (5)

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(#M40006773) CSC QUESTION miscellaneous Keep an EYE

In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together?

A. 120 B. 720
C. 4320 D. 2160
E. None of these

Asked In CSC (13 years ago)

Solved viswamraju Read Solution (3)

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(#M40006717) CSC QUESTION miscellaneous Keep an EYE

A printer numbers the pages of a book starting with 1 and uses 3189 digits in all. How many pages does the book have ?

A. 1000 B. 1074
C. 1075 D. 1080

Asked In CSC (13 years ago)

Unsolved Read Solution (3)

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(#M40006715) CSC QUESTION miscellaneous Keep an EYE

Between two book-ends in your study are displayed your five favourite puzzle books. If you decide to arrange the five books in every possible combination and moved just one book every minute, how long would it take you ?

A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours

Asked In CSC (13 years ago)

Unsolved Read Solution (2)

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(#M40006709) CSC QUESTION miscellaneous Keep an EYE

A group of 1200 persons consisting of captains and soldiers is travelling in a train. For every 15 soldiers there is one captain. The number of captains in the group is

A. 85 B. 80
C. 75 D. 70

Asked In CSC (13 years ago)

Unsolved Read Solution (3)

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(#M40006707) CSC QUESTION miscellaneous Keep an EYE

At the end of a business conference the ten people present all shake hands with each other once. How many handshakes will there be altogether ?

A. 20 B. 45
C. 55 D. 90

Asked In CSC (13 years ago)

Unsolved Read Solution (4)

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(#M40006683) CSC QUESTION miscellaneous Keep an EYE

The number of boys in a class is three times the number of girls. Which one of the following numbers cannot represent the total number of children in the class ?

A. 48 B. 44
C. 42 D. 40

Asked In CSC (13 years ago)

Unsolved Read Solution (2)

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