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There are 10 multiple choice question, each having 4 possible answers. A candidate decides to tick the answers in random to all questions. What is the probability that he scored 6/10 .

Fenil , 8 Years ago
Grade 12th pass
anser 1 Answers
Chandan
As every ques has one correct answer and student has got 6/10
he must have got 6 answers correct
6 answers can be chosen in 10c6 ways*probablity of correct answer6
=10c6*(1/4)6
Last Activity: 8 Years ago
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