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The Kalasamrakshana programme for water conservation was launched by the Kerala government.
A bag contains 5 black balls,“a” white balls and “b” purple balls. If one ball taken out from the bag, then probability of being it white is 2/7...
A bag contains 3 black and 9 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...A bag contains 5 red balls, 4 green balls, and 3 yellow balls. Two balls are drawn randomly. What is the probability that both are of the same color?
A bag contains 12 black and 14 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...One bag contains 5 yellow hats and 4pink hats. Another bag contains 3 yellow hats and 7pink hats. If one hat is drawn from each bag, what is the probabi...
If 2 pens are drawn at random what is the probability that none of them is blue?
A box contains only three colors of balls- red, green and blue. What is the minimum number of balls that should be picked from the box to ensure that at...
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?
Given that E and F are events such that P(E) = 0.8, P(F) = 0.4 and P(E∩ F) = 0.2. Find P(F|E).
