TCS
Company
Numerical Ability
Number System
permutation and combination
Read Solution (Total 3)
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- division and multiplication
- 12 years agoHelpfull: Yes(11) No(2)
- permutation means npr=n!/(n-r)!
combination means ncr=n!/r!(n-r)!
where p and c are represents the permutation and combination. - 10 years agoHelpfull: Yes(4) No(1)
- ??????????
- 12 years agoHelpfull: Yes(3) No(1)
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