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If a coin is tossed four times then the ...

If a coin is tossed four times then the probability of getting tails at least once is

A

`1/16`

B

`15/16`

C

`13/16`

D

`11/16`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE-PROBABILITY-ASSIGNMENT (SECTION - B Objective Type Questions (One option is correct))
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  2. If a coin is tossed four times then the probability of getting tails a...

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  3. A dice is thrown the probability of the event that either en even numb...

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  4. Two dice are thrown simultaneously and the sum of the numbers is noted...

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  5. A die is thrown four times and the sum of the numbers is noted. If the...

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  6. One card is drawn from 52 playing card. The probability that this will...

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  7. Four cards are drawn at random from a pack of 52 playing cards, one of...

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  8. A number k is selected from the set {1, 2, 3, 4, ……10}. If k^(2)-4k+3...

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  9. Numbers of three digits with repetition using digits {1, 2, 3, …..9} a...

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  10. Four digit numbers are formed by using the digits 1, 2, 3, 6 without r...

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  11. In a game of six digits, two digits are already fixed for prize. If an...

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  12. Three dice are thrown simultaneously. If the probability that numbers ...

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  13. A bag contains 3 red and 5 black balls. Two balls are drawn at random....

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  14. If n is a positive integer then the probability that 3^(n) has 3 at un...

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  15. If P(A) = 1/2, P(B) = 1/3, P( C) = 1/2 and P(AcapB)= P(BcapC) = P(Ccap...

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  16. If P(A) = 1/2 and P(AcapB)=1/3, then the probability that A happens bu...

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  17. Three distinct numbers are selected from the first 100 natural numbers...

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  18. A number is selected from first 100 natural numbers. The probability t...

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  19. Five horses are in race. Mr. X selected two of horses at random and b...

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  20. 5 cards are drawn from a pack of 52 cards. The probability that these ...

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