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Assume that the chances of a patient hav...

Assume that the chances of a patient having a heart attack is 40%. It is also assumed that a meditation and yoga course reduce the risk of heart attack by 30% and prescription of certain drug reduces its chances by 25%. At a time a patient can choose any one of the two options with equal probabilities. It is given that after going through one of the two options the patient selected at random suffers a heart attack. Find the probability that the patient followed a course of meditation and yoga?

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The correct Answer is:
`(14)/(29)`
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NCERT GUJARATI-PROBABILITY-MISCELLANEOUS EXERCISE ON CHAPTER 13
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  12. Assume that the chances of a patient having a heart attack is 40%. It ...

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  16. Choose the correct answer: If A and B are two events such that P(A) ...

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  18. Choose the correct answer: If A and B are any two events such that P...

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