1.

The numberofways in which4 letters canbe putin 4addressedenvelopesso that I :Atlestone lettergoesintowrongenevelope is 23.II: nolettergoesintothe envelopementfor it is 9 .

Answer»

Only1 is ture
onlyIIis true
BothI andIIaretrue
neither a norIItrue

Answer :C


Discussion

No Comment Found

Related InterviewSolutions