A bag contains 5 oranges, 4 bananas and 3 apples. Rohit wants to eat a banana or an apple. He draws a fruit from the bag randomly. What is the probability that he will get a fruit of his choice?
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There are two boxes A and B. Box A has three red and four blue balls. Box B has five red and two blue balls. Anya draws a ball from each bag randomly. What is the probability that both balls are red? |
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Ravi has a bag full of 10 Nestle and 5 Cadbury chocolates. He draws two chocolates. What is the probability that he got at least one Nestle chocolate? |
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The probability of having at least one tail in 5 throws of a coin is |
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A bag contains 5 yellow and 4 brown pencils. If two pencils are drawn, what is the probability that the pencils are of the same colour? |
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A single letter is drawn at random from the word, "ASPIRATION", the probability that it is a vowel is? |
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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: |
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An unbiased dice is rolled 3 times. The probability that the value on the dice is not more than 4 in any of the 3 rolls is: |
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Probability of occurrence of event A is 0.5 and that of event B is 0.2. The probability of occurrence of both A and B is 0.1. What is the probability that none of A and B occur? |
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An unbiased coin is tossed 5 times. If tail appears on first four tosses, then probability of tail appearing on the fifth toss is: |
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X and Y are two independent events. The probability that X and Y occur is 1/12, and the probability that neither occur is 1/2, the probability of occurrence of X can be: |
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