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Probability Test - 45

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Probability Test - 45
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  • Question 1
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    A card is drawn from a pack of 100 cards numbered 1 to 100. The probability of drawing a number which is a square is
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  • Question 2
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    Seven chits are numbered 1 to 7. Three are drawn one by one with replacement. The probability that the least number on any selected chit is 5 is
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  • Question 3
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  • Question 4
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  • Question 5
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  • Question 6
    4 / -1
    In order to get at least once a head with probability ≥0.9, the number of items a coin needs to be tossed is
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  • Question 7
    4 / -1
    A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn ball is white
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  • Question 8
    4 / -1
    ‘A’ draws two cards with replacement from a pack of 52 cards and ‘B’ throws a pair of dice what is the chance that ‘A’ gets both cards of same suit and ‘B’ gets total of 6
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  • Question 9
    4 / -1
    A box contains 2 black, 4 white and 3 red balls. One ball is drawn at random from the box and kept aside. From the remaining balls in the box, another ball is drawn at random and kept aside the first. This process is repeated till all the balls are drawn from the box. The probability that the balls drawn are in sequence of 2 black, 4 white and 3 red is
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  • Question 10
    4 / -1
    A dice is rolled three times, the probability of getting a larger number than the previous number of each time is
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