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A clerk was asked to mail …

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A clerk was asked to mail three report cards to three students. He adresses three envelopes but unfortunately paid no attention to which report card be put in which envelope. What is the probability that exactly one of the students received his or her own report card.

Posted by Mitali S 6 years, 9 months ago

CBSE > Class 12 > Mathematics

2 answers

Vaidehi Gupta 6 years, 9 months ago

Dearrangement se ho jaaega

Honey 8 6 years, 9 months ago

I guess that will be done by bayes theorem but can't get it ?

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