291.A bag contains 5 black, 7 red and 3 white balls. A ball is drawn from the bag at random. Find the probability that the ball, drawn is (i) red, (ii) black or white, (iii) not black.
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292.A bag contains 6 black, 7 red and 2 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is. (/) red, (ii) black or white, (iii) not black.
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293. A bag contains 4 red, 5 black, and 6 white balls. A ball is drawn from the bag at random. Find the probability that the balls drawn is (i) white, (it) red, (iii) not black, (iv) red or white.
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294.A card is drawn at random from a pack of 52 playing cards. Find the probability that the card drawn is neither an ace nor a king.
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295.A card is drawn at random from a pack of 52 playing cards. Find the probability that the card drawn is neither a red card nor a black king.
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296.Out of 400 bulbs in a box, 15 bulbs are defective one bulb is taken out at random from the box. Find the probability that the drawn bulb is not defective
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297.Find the probability of getting 53 Fridays in a leap year.
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298.A card is drawn at random from a well shuffled pack of 52 cards. Find the probability that the card drawn is neither a red card nor a queen.
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299.There are 30 cards of same size, in a bag on which numbers 1 to 30 are written. One card is take out of the bag at random. Find the probability that the number on the selected card is not divisible by 3.
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300.A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at rondom from the bag. Find the probability that the drawn ball is: (i) red or white, (ii) not black, (iii) neither white nor black.
Short Answer Type
