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The probability that at least one of the...

The probability that at least one of the events A and B occurs is 0.6. If A and B occur simultaneously with probability 0.2, then find `P(bar(A)) + P(bar(B))`.

A

0.4

B

0.8

C

1.2

D

1.4

Text Solution

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The correct Answer is:
C
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OBJECTIVE RD SHARMA ENGLISH-PROBABILITY -Section I - Mcqs
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  5. Let A and B be two independent events. The probability of their sim...

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  6. E and F are two independent events. The probability that both e and F ...

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  7. If m rupees coins and n ten paise coins are placed in a line, then the...

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  8. If A and B are two events such that P(A) = 3/4 and P(B) = 5/8, then

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  9. If there are 6 girls and 5 boys who sit in a row, then the probability...

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  10. One mapping is selected at random from all the mappings of the set ...

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  11. Let A and B be two finite sets having m and n elements respectively su...

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  12. Two dices are roled one after the other. The probability that the numb...

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  13. A natural number is chosen at random from the first 100 natural number...

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  14. A binary operation is chosen at random from the set of all binary oper...

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  15. A four figure number is formed of the figures 1, 2, 3, 4, 5 with no ...

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  16. Suppose n ( >=3) persons are sitting in a row. Two of them are selecte...

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  17. India play two matches each with West Indies and Australia. In any ...

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

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  19. If A and B are independent events such that P(A) gt0, P(B) gt 0, then

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  20. If A and B are independent events such that P(A) gt 0, P(B) gt 0, then

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