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A, B and C shot to hit a target. If A hi...

A, B and C shot to hit a target. If A hits the target 4 times in 5 trails, B hit it 3 times in 4 trials and C hits 2 time in 3 trials; what is the probability that the target is hit by a least 2 person?

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Three persons A, B and C shoot to hit a target. If A hits the target four times in five trials, B hits it three times in four trials and C hits it two times in three trials, find the probability that: (i) exactly two persons hit the target (ii) None hit the target.

Three persons A, B and C shoot to hit a target. If in trials, A hits the target 4 times in 5 shots, B hits 3 times in 4 shots and C hits 2 times in 3 trials. Find the probability that: Exactly two persons hit the target.

A can hit a target 4 times out of 5 trial. B can hit 3 times of 4 trials and C can hit 2 times out of 3 trials. If all three hit the target sumultaneously, find the probability of hitting the target.

A,B and C can hit a target 3 times out of 5 trials, 4 times out of 5 trials and 2 times out of 5 trials. Find the probability that: (i) exactly two can hit the target (ii) at least two can hit the target.

The probability that A hits a target is 1/3 and the probability that B hits it is 2/5\ . If each one of and B shoots at the target, what is the probability that (i) the target is hit? (ii) exactly one-of-them-hits the target?

The probability that a man can hit a target is 3//4 . He tries 5 times. The probability that he will hit the target at least three times is

The probability that A hits a target is 1/3 and the probability that B hits it is 2/5 . What is the probability that the target will be , if each one of A and B shoots at the target?

On average, a sharpshooter hits the target once every 3 shots. What is the probability that he will hit the target in 4 shots?

The probability of a man hitting a target is 0.25. He shoots 7 times. What is the probability of his hitting at least twice?

The probability of a man hitting a target is 0.25. He shoots 7 times. What is the probability of his hitting at least twice?

RD SHARMA ENGLISH-PROBABILITY-All Questions
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  3. A, B and C shot to hit a target. If A hits the target 4 times in 5 ...

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  4. Three critics review a book. Odds in favour of the book are 5:2, 4:3 a...

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  5. The probabilities of A, B and C solving a problem are 1/3, 2/7 and 3/8...

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  6. Three groups of children contain 3 girls and 1 boy; 2 girls and 2 boys...

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  7. In the two dice experiment, if A is the event of getting the sum of th...

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  8. Events E and F are independent. Find P(F),ifP(E)=0. 35a n dP(EuuF)=0. ...

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  9. Two dice are thrown together. Let A be the event getting 6 on the f...

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  10. For a loaded die, the probabilities of outcomes are given as under: P(...

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  11. A and B are two candidates seeking admission in a college. The probabi...

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  12. A bag contains 5 white, 7 red and 4 black balls. If four balls are ...

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  13. If P(A)=0. 4 ,P(B)=p ,P(AuuB)=0. 6 and if A and B are given to be inde...

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  14. Let A and B be two independent events. The probability of their sim...

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  15. A class consists of 80 students, 25 of them are girls and 55 are boys....

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  16. Two dice are thrown. Find the probability of getting an odd number on ...

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  17. A scientist has to make a decision on each of the two independent even...

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  18. In two successive throws of a pair of dice, determine the probability ...

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  19. A, B and C shot to hit a target. If A hits the target 4 times in 5 ...

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  20. A company has estimated that the probabilities of success fro there pr...

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