Arithmetic Aptitude :: Probability
- Two packs of card are thoroughly mixed and shuffled and two cards are drawn at random, one after the other. What is the probability that both of them are jack ?
- when three coins are tossed together the probability that all coins have the same face up, is ?
- Cards are down at random from a pack of 200 cards numbered 1 to 200. Find the probability of drawing a number which is a perfect cube ?
- Two unbiased dice are thrown simultaneously. the probability of getting the sum divisible by 3, is ?
- What is the possibility of getting at least 6 heads, if eight coins are tossed simultaneously ?
- A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?
- A bag contains 5 white, 7 red and 8 black balls. If 4 balls are drawn one by one with replacement, what is the probability that all are white ?
- There are 8 blue and 4 white balls in a bag . A ball is drawn at random. Without replacing it another ball is drawn. Find the probability that both the balls drawn are blue ?
- Two dice are thrown simultaneously. What is the probability of getting a number other than 4 on any dice ?
- Number 1 to 25 are marked on tokens of equals size one on each. A token is drawn at random. Find the probability of getting a number divisible by both 2 and 3?
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