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A box contains 6 red, 4 blue, 2 green and 4 yellow pens. Two pens are picked at random, what is the probability that one is blue and one is yellow?
Out of 6 white marbles, 3 blue marbles, in how many ways we select one or more marbles?
If two dice are rolled simultaneously, what is the probability that the sum of the numbers on the two dice is greater than or equal to 10?
In a lottery, there are 6 prizes and 30 blanks. A lottery is drawn at random. What is the probability of getting a prize?
There are three boxes ‘A’, ‘B’ and ‘C’. Box ‘A’ contains 6 black and 12 white cubes, box ‘B’ contains 6black, and 8 white cubes and ...
Two hats are picked at random, what is the probability that all hats are of green colour?
There are (m + 6) red roses, (m + 12) white roses and ‘m’ pink roses in a bag. If the probability of picking a pink rose is 4/15, then find the valu...
24 pens are there in a box where 10 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
A bag contains 15 black balls, 25 white balls, and 20 yellow balls. If three balls are drawn at random with replacement, what is the probability of draw...
