30%

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**A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart…****A box contains 5 green, 4 yellow and 3 white balls. Three balls are drawn at random. What is the probability…****From a pack of 52 cards, two cards are drawn together, what is the probability that both the cards are…****Bag contain 10 back and 20 white balls, One ball is drawn at random. What is the probability that ball…****In a throw of coin what is the probability of getting head.****Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is…****Two unbiased coins are tossed. What is probability of getting at most one tail ?****What is the probability of getting a sum 9 from two throws of dice.****In a throw of coin what is the probability of getting tails.****A box contains 20 electric bulbs, out of which 4 are defective. Two bulbs are chosen at random from…****A speaks truth in 75% of cases and B in 80% of cases. In what percentage of cases are they likely to…****In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability…****From a pack of 52 cards, 1 card is drawn at random. Find the probability of a face card drawn.****In a throw of dice what is the probability of getting number greater than 5****Three unbiased coins are tossed, what is the probability of getting at least 2 tails ?**