Question
Question: There are 8 coloured balls and correspondingly 8 coloured (same as the balls) bags. The balls are pl...
There are 8 coloured balls and correspondingly 8 coloured (same as the balls) bags. The balls are placed in the bags, each one in one bag. The probability that 5 of the balls are placed in the respective coloured bags is-
A
1/120
B
1/360
C
1/720
D
None of these
Answer
1/360
Explanation
Solution
Use dearrangement theorem