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In an entrance examinations there are mu...

In an entrance examinations there are multiple choice question. There are five possible answers to each question of which one is correct. The probability that a student knows the answer to a question is 80%. IF he gets the correct answer to the question, then the probability that he was guessing is

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In an entrance examination there are multiple dioice questions. Ihere are fous pessibie snswers to each question uf which one is correct. The probabinity that a student knows the answer to a question is 90 %. If he gets the correct answer to the question, then the probability that he was guessing is

In an entrance test, there are multiple choice questions. There are four possible answers to each question, of which one is correct. The probability that a student knows the answer to a question is 90%. If the gets the correct answer to a question, then find the probability that he was guessing.

In an entrance test, there are multiple choice questions. There are four possible answers to each question, of which one is correct. The probability that a student knows the answer to a question is 90%. If the gets the correct answer to a question, then find the probability that he was guessing.

In an entrance test, there are multiple choice questions. There are four possible answers to each question, of which one is correct. The probability that a student knows the answer to a question is 90%. If the gets the correct answer to a question, then find the probability that he was guessing.

In an entrance test, there are multiple choice questions. There are four possible answers to each question, of which one is correct. The probability that a student knows the answer to a question is 90%. If he gets the correct answer to a question, then find the probability that he was guessing.

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In an entrance test,there are multiple choice questions.There are four possible answers to each question,of which one is correct.The probability that a student knows the answer to a question is 90%. If the gets the correct answer to a question,then find the probability that he was guessing.