BITSAT 2017 Slot 2 Solved Paper

Section: Mathematics

Question : 138 of 150

Marks: +1, -0

If the papers of 4 students can be checked by anyone of the 7 teachers, then the probability that all the 4 papers are checked by exactly 2 teachers, is equal to

12
49
6
49
9
49
15
49

Validate

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