Friday, February 4, 2011

PERMUTATION


QUESTIONS

QUES 1: In how many different ways can the letters of the word ‘DEPARTMENT’ be arranged?
QUES 2: In how many different ways can the letters of the word ‘TELECOM’ be arranged?
QUES 3: In how many different ways can the letters of the word ‘UNIVERSE’ be arranged?
QUES 4: In how many different ways can the letters of the word ‘BUSINESS’ be arranged?
QUES 5: In how many different ways can the letters of the word ‘ACCESS’ be arranged. So, all the S’s always comes together?                                     
QUES 6: In how many different ways can the letters of the word ‘FOLLOWED’ be arranged. So, all the vowels always comes together?
QUES 7: In how many different ways can the letters of the word ‘COMMUNICATIONS’ be arranged. So, that M,N & U always comes together?
QUES 8: In how many different ways can the letters of the word ‘KNOCK’ be arranged?
QUES 9: In how many different ways can the letters of the word ‘DEVELOPERS’ be arranged. So, that all the vowels always comes together?
 QUES 10: In how many different ways can the letters of the word ‘ASSISSINATION’ be arranged. So, that all the S's always comes together?
QUES 11: In how many different ways can the letters of the word ‘HAPPINESS’ be arranged. So, that A,P& I always comes together?
QUES 12: In how many different ways can the letters of the word ‘INHALE’ be arranged ?


ANSWERS:

Question
Answer
Question
Answer
1
907200
7
13608000
2
2520
8
60
3
20160
9
20160
4
6720
10
151200
5
60
11
4320
6
1080
12
720



RUCHI JAIN




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