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.
87 Views
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.
90 Views
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.
73 Views
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.
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.
Solution not provided.
Ans.
110 Views
Advertisement
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
110 Views
297.Find the probability of getting 53 Fridays in a leap year.
121 Views
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.
247 Views
Advertisement
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.
310 Views
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.