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As man is known to speak truth 3 out of ...

As man is known to speak truth 3 out of 4 times. He throws a die and reports that it is a six. Find the probability that it is actually a six.

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The correct Answer is:
`(3)/(8)`
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A man is known to speak the truth 3 out of 4 times. He throws a dice and reports that it is a six. Find the probability that it is actually a six.

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(i) A man is known to speak the truth 3 out of 4 times. He throws a die and reports that it is 6. Find the probability that it is actually a 6. (ii) A man is known to speak the truth 3 out of 5 times. He throws a die and reports that it is number greater than 4. Find the probability that it is actually a number greater than 4.

MODERN PUBLICATION-PROBABILITY-EXERCISE 13 (d) (LATQ)
  1. (i) A card from a pack of 52 cards is lost. From the remaining cards o...

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  2. As man is known to speak truth 3 out of 4 times. He throws a die and ...

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  3. Three bags contain : (i) 4 red and 4 black, 2 red and 6 black balls ...

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  4. (i) Bag I contains 3 red and 4 black balls while another bag II contai...

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  5. A bag contains 4 red and 4 black balls, another bag contains 2 red and...

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  6. (a) (i) Bag I contains 5 red and 3 black balls, Bag II contains 6 red ...

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  7. Given three identical boxes I, II and III, each containing two coins. ...

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  8. In a tape recorder factory three machines A, B and C produced 50%, 30%...

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  9. A company has two plants to manufacture scooters. Plant I manufactures...

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  10. An insurance company insured 2000 scooter drivers, 4000 car drivers...

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  11. A doctor is to visit a patient. From the past experience, it is known ...

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  12. (i) A man is known to speak the truth 3 out of 4 times. He throws a di...

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  13. A bag contains 4 balls. Two balls are drawn at random, and are foun...

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  14. Of the students in a college, it is known that 60% reside in hostel ...

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  15. A laboratory blood test is 99% effective in detecting a certain dis...

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  16. Suppose, a girl throws a die. If she gets a 5 or 6 she tosses a coin t...

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  17. There are three coins. One is a two headed coin (having head on both ...

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  18. In a certain college, 4% of boys and 1% of girls are taller than 1....

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  19. Bag I contains 2 white, 1 black and 3 red balls, Bag II contains 3 whi...

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  20. (i) Coloured balls are distributed in three bags as shown in the follo...

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