Aishwarya was first to board to her flight to delhi.
She forgot her seat number and picks a random seat for herself.
After this, every single person who get to the flight sits on his seat if its available else chooses any available seat at random.
Abhishek is last to enter the flight and at that moment 99/100 seats were occupied.
Whats the probability what Abhishek gets to sit in his own seat ?
Choose the correct choice from the following answers.
A) 2  B) 1/2  C) 2/2  D) 3  E) None
Solution:   1/2   one of two is the possibility   1. If any of the first 99 people sit in Abhishek seat, Abhishek will not get to sit in his own seat.   2. If any of the first 99 people sit in Aishwarya's seat, Abhishek will get to sit in his seat.   Answer 1/2
<result>B</result>
Aishwarya was first to board to her flight to delhi.
She forgot her seat number and picks a random seat for herself.
After this, every single person who get to the flight sits on his seat if its available else chooses any available seat at random.
Abhishek is last to enter the flight and at that moment 99/100 seats were occupied.
Whats the probability what Abhishek gets to sit in his own seat ?