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A single letter is selected at random fr...

A single letter is selected at random from the word "PROBABILITY" . The probability that it is a vowel is

A

`3//11`

B

`4//11`

C

`2//11`

D

0

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The correct Answer is:
A
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ML KHANNA-PROBABILITY-Self Assessment Test
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  3. A single letter is selected at random from the word "PROBABILITY" . Th...

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  4. In a box containing 100 bulbs, 10 are defective. What is the probabili...

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  5. If the probabilities for A to fail in an examination is 0.2 and that f...

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  6. A multiple choice examination has 5 questions. Each question has three...

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  7. The probability of having at least one tail 4 throws with a coin is

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  8. From a pack of cards two are drawn the first being replaced before the...

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  9. Two cards are drawn at random from a pack of playing cards. Find the p...

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  10. Two uniform dice marked 1 to 6 are tossed together. The probability of...

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  11. The probability of India winning a test match against west Indies is 1...

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  12. A coin is tossed (m+n) times (m gt n). Find the probability of at leas...

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  13. Each coefficient in the equation ax^2+bx+c=0 is determined by throwing...

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  14. Three persons A, B and C, in order, cut a pack of cards replacing them...

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  15. One bag contains 5 white and 3 red balls, and a second bag contains 4 ...

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  16. Supposing that it is 9 to 7 against a person A who is now 35 years of ...

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  17. In shuffling a pack of 52 playing cards, four are accidently droppe...

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  18. The probability that Krishna will be alive 10 years hence is 7/15 and ...

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  19. A bag has 13 red, 14 green and 15 black balls, The probability of gett...

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  20. A purse contains 4 copper coins, 3 silver coins, the second purse cont...

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