22 rotten bananas are accidentally mixed with 136 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
A letter is taken out at random from ‘ROORKEE’ and another is taken out from ‘BOOKKEEPER’. The probability that they are the same letter isÂ
Bag A contains 4 red balls and 6 blue balls, whereas bag B contains 5 red balls and 3 blue balls. One ball is drawn at random from A and transferred in...
A card is drawn randomly from a collection of total face cards. What is the probability that the drawn card is a jack?
A bag contains 7 orange balls, 8 red balls and 5 black balls. Three balls are drawn at random. Find the probability that at least two balls are red.
What is the probability that a number selected from 1,2,3.......................68,69,70, is perfect square or a perfect cube?
A bag contains 6 white balls, 4 red balls and 5 green balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same c...
A bag contains 9 Green and 10 Red balls. One ball is drawn at random. What is the probability that the ball drawn is Red?
If the letters of the word PLAYERS be arranged at random, what is the probability that there are exactly five letters between P and S? Â
A bag contains 5 red balls, 4 blue balls and 3 green balls. If one ball is drawn at random, what is the probability that the ball drawn is neither red n...
Relevant for Exams:
