Syntel
Company
Numerical Ability
Permutation and Combination
there are 6 keys and 6 locks. then number of combinations to be tried out to get the actual solution
Read Solution (Total 3)
-
- for first lock 6
for second lock 5
.
.
.
for fifth lock 2
for sixth lock 0
so answer will be 6+5+4+3+2+0 = 20 - 14 years agoHelpfull: Yes(19) No(6)
- 1st lock 6.
2----5combination
3------4;;
6!ans
- 14 years agoHelpfull: Yes(7) No(10)
- 20
1st lock-- 6 keys
2nd lock --5 keys
3rd lock --4 keys
4th lock --3 keys
5th lock-- 2 keys
6th lock--last key is left.so that is key is fixed with 6th lock
so, 6+5+4+3+2+0=20 - 11 years agoHelpfull: Yes(4) No(1)
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