TCS
Company
Numerical Ability
Permutation and Combination
The letters of the word REGAIN when arranged as per dictianory, find the 32nd word.
a)AEGIRN
b)AEGRIN
c)AEIGRN
d)none of these
Read Solution (Total 14)
-
- D....
AE....24
AGE...6
AGIENR 31st
AGIERN 32nd word.. - 10 years agoHelpfull: Yes(45) No(6)
- Dictionary order:A,E,G,I,N,R
-----------------------------------------------------
A _ _ _ _ _ = 5!=120(The word must be within this)
-----------------------------------------------------
A E _ _ _ _ = 4!=24
A E G _ _ _ = 3!= 6
A E G I _ _ = 2!= 2
hence the 31 st word will be AEGINR
and the 32nd word will be AEGIRN
and hence option A is correct - 10 years agoHelpfull: Yes(25) No(39)
- NIKHIL DUTTA u r completely wrong
A E _ _ _ _ = 4!=24
after this u will get
AGE_ _ _=3!
NEXT
AGIENR==>31ST WORD
AGIERN 32nd word..
- 10 years agoHelpfull: Yes(12) No(1)
- AE....24
AGE...6
AGIENR 31st
AGIERN 32nd word ....ans is D - 10 years agoHelpfull: Yes(8) No(1)
- c is the answer because
A_____=120
AE____=24
AEG___=6
AEIGNR=31 st
AEIGRN=32 nd - 10 years agoHelpfull: Yes(3) No(1)
- AEGINR
Word start with A E_ _ _ _ =4! = 24
Word start with A G_ _ _ _ then
25th word is AGEINR
26th word is AGEIRN
27th word is AGENIR
28th word is AGENRI
29th word is AGERIN
30th word is AGERNI
31th word is AGIENR
31th word is AGIERN
......So option D. None of these is correct.
Arrangement of 1234 in like Alphabetical order(4!=24 combination ) is:-
1234
1243
1324
1342
1423
1432
2134
2143
2314
2341
2413
2431
3124
3142
3214
3241
3412
3421
4123
4132
4213
4231
4312
4321 - 10 years agoHelpfull: Yes(3) No(2)
- AGIERN
So Ans is option D - 10 years agoHelpfull: Yes(2) No(2)
- 32nd word will be-AGIERN
- 10 years agoHelpfull: Yes(2) No(1)
- its d none of these becoz the correct ans is AGIERN
- 10 years agoHelpfull: Yes(2) No(1)
- A E 4*3*2*1= 24
A G E 3* 2*1=6
A G I E 2*1=2
24+6+2=32
AGIENR - 10 years agoHelpfull: Yes(1) No(9)
- It will be None of these..
becoz Word will be start with AG____
No option contains these initials.
- 10 years agoHelpfull: Yes(1) No(3)
- AEGIRN
in the dictionary first word start from A so remaining words left is 5 i.e. 5!then again next word is E i.e 4! again G 3! again i 2!. - 10 years agoHelpfull: Yes(1) No(2)
- AE----=4!=24
AGE---3!=6
AGIENR
AGIERN iis the 32 word.d is the ans. - 10 years agoHelpfull: Yes(1) No(3)
- the 32nd word wl start wth ag
option d
- 10 years agoHelpfull: Yes(0) No(1)
TCS Other Question