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A and B are two events such that P(A)=0....

A and B are two events such that `P(A)=0.60, P(A"or"B)=0.85` and `P` (A and B`=0.42`, then find `P(B)`.

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The correct Answer is:
0.67
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RS AGGARWAL-PROBABILITY-Exercise 31 B
  1. A and B are two events such that P(A)=0.60, P(A"or"B)=0.85 and P (A an...

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  2. Let A and B be two events associated with a random experiment for whic...

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  3. In a random experiment, let A and B be events such that P(A or B) = 0...

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  4. If A and B are two events associated with a random experiment such tha...

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  5. If A and B be two events associated with a random experiment such that...

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  6. Given two mutually exclusive events A and B such that P(A)=1/2 and P...

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  7. Let A and B be two mutually exclusive events of a random experiment su...

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  8. A, B, C are three mutually exclusive and exhaustive events associated ...

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  9. The probability that a company executive will travel by plane is 2/5 a...

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  10. When a card is drawn at random from a well shuffled pack of 52 playin...

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  11. From a well - shuffled pack of cards, a card is drawn at random. Find ...

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  12. A card is drawn at random from a well shuffled deck of 2 cards. Find...

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  13. One number is chosen from numbers 1 to 100. Find the probability tha...

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  14. A die is thrown twice. What is the probability that at least one of ...

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  15. Two dice are tossed once. Find the probability of getting an even numb...

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  16. Two dice are thrown together. What is the probability that the sum o...

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  17. In a class, 30% of the students offered mathematics, 20% offered chemi...

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  18. The probability that Hemant passes in English is 2/3 and the probabili...

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  19. The probability that a person will get an electric contact is 2/5 and ...

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  20. The probability that a patient visiting a dentist will have a tooth ex...

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