MBA
Exam
Numerical Ability
Time and Work
eleven books, consisting of 5 engineering books, 4 mathematics & 2 physics books are arranged in a shelf at random. probability that the books of each kind are all together ?explain plz 1) 5/1155 2) 2/1155 3) 3/1155 4) 1/1155
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- ans:4
(5!*4!*2!)(3!)/11! so answer is 1/1155 - 7 years agoHelpfull: Yes(0) No(0)
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