 
<translate> Ɗalibi: An sanya littattafai 10 a bazuwar a cikin shiryayye. Yiwuwar cewa littattafai biyu za su kasance tare har abada shine? Zaɓuɓɓuka: (A) 1/6 (B) 1/7 (C) 1/5 (D) 1/9 (E) 1 da rabi. Wani ɗalibi: Bari mu ce, hmmm... <eng> Student: 10 books are placed at random in a shelf. The probability that a pair of books will always be together is?
Options:
(A) 1/6
(B) 1/7
(C) 1/5
(D) 1/9
(E) 1/2.
Another student: Let's say, hmmm...
 