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Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5 ?

August 18, 2021

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August 18, 2021

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Answer : D. 9/20…

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In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green ?

August 18, 2021

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August 18, 2021

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Answer : A. 1/3

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Two dice are rolled together. What is the probability of getting two numbers whose product is even ?

August 18, 2021

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August 18, 2021

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Answer : C. 3/4

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