MBA Exam

A man writes letters to his five friends. In how many ways can he put the letters in the addressed envelopes, so that none of them is placed in the correct envelope?

1) 36
2) 44
3) 50
4) 104

Read Solution (Total 2)

MBA Other Question
a+b+c=3a^2+b^2+c^2=5a^3+b^3+c^3=7find a^4+b^4+c^4

The height of a room is 5 m and capacity is 500 cu. m if the room is a square, then how much paper of tow metre width is required to cover the walls?

1) 120 m
2) 90 m
3) 100 m
4) 60 m