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The relationship between the unemployment rate and the gross national product is depicted by Okun’s Law. 
18 rotten bananas are accidentally mixed with 132 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
A university has to select an examiner from a list of 50 persons. Out of these 50 persons, 20 are women and 30 are men. 10 persons know hindi and 40 do ...
A bag has balls of three colours. It has 8 red balls, x green balls and y blue balls, If probability of picking one green ball and that of picking one b...
A bag contains 5 green gems and 7 orange gems. If 2 balls are drawn random, then what is the probability that at least 1 gem is orange.
A box contains 5 blue jellies, some red jelly and rest yellow jelly. The probability of picking a red ball at random is 3/10, while the probability of p...
Tokens numbered 1 to 350 are in a bag. What is the probability that the Token drawn has a number which is a multiple of 6 or 7?
A bag contains 7 (one rupee coins), 4 (two rupee coin) and 5 (ten rupee coin). Find the probability that 3 coins drawn at random are either (two rupee c...
A bag contains 4 white balls, 5pink balls and 3 black balls. 2 balls are drawn randomly. What is the probability that there are no black balls?
In a class, there are 16 boys and 24 girls. One of them is called out by an enroll number. What is the probability that the one called is a girl?
A bag contains 3 Red, 3 Blue and 6 Green balls. Two balls are drawn at random. What is the probability that 1 ball is red and other is blue or 1 ball is...
