10 books are placed at random in a shelf. The probability that a pair of books will always be together is_________? December 30, 2021December 30, 2021 administrator A. 1/10B. 9/10C.1/5D. 3/10Check AnswerC. 1/5 Share the PostRelated Posts:A machine P can print one lakh books in 8 hours,…If six persons sit in a row, then the probability…Out of 15 consecutive numbers, 2 are chosen at…Information memorandum + shelf prospectus together…A box contains 3 blue marbles, 4 red, 6 green…A box contains nine bulbs out of which 4 are…