Question
Which committee recommended the establishment of
RRBs?Solution
The correct answer is E
There are thirty balls in my cupboard in complete disarray. Ten are black, ten are red and ten are brown, but I cannot distinguish the colors in the dar...
A box contains 6 red, 4 blue, 2 green and 4 yellow pens. If four pens are picked at random, what is the probability that one is green, two are blue and ...
- A bag contains 6 yellow balls, 8 purple balls, and 4 black balls. Two balls are drawn at random. Find the probability that the two balls are purple.
10 rotten bananas are accidentally mixed with 140 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
A black and a red dice are rolled. Find the conditional probability of obtaining a sum greater than 9, given that the black die resulted in a 5.
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...
A box contains 7 blue and 7 green balls. The probability of drawing three balls of the same colour is
Out of three girls and five boys, five children are to be randomly selected for a dance programme. What is the probability that all the selected childre...
A bag contains 9 blue balls, 16 red balls, and 20 green balls. One ball is drawn at random. Find the probability that the ball drawn is either blue or g...
- A jar contains five 25 paise coins, ten Rs. 1 coins, and ten Rs. 5 coins. One coin was accidentally dropped and lost. Find the probability that the lost co...
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