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Start learning 50% faster. Sign in nowHere, swapping is required between movement and essential as essential means vital or important and essential items is the correct phrase and movement means to go from one place to another by moving and here movement of security forces is the correct phrase.
A bag contains 10 black and 12 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
...In a box there are 3 red, 6 blue, and 9 yellow cards. One card is picked up randomly. What is the probability that it is neither red nor yellow?
From a well-shuffled deck of 52 cards, two cards are drawn one after the other without replacement. What is the probability that the first card is a red...
A bag contains 7 red gems, 8 yellowgems and 5 greengems . 3gems are drawn randomly. What is the probability that theg...
A bag holds a total of 7 balls, consisting of 3 red balls and 4 black balls. If two balls are randomly drawn from the bag without replacement, what is t...
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?
In a purse, there are 3 two-rupee coins and 4 five-rupee coins. If you randomly select 4 coins from the purse, what is the probability that you will cho...
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 19 white and some black balls. If the probability of drawing a black ball from the bag is twice that of drawing a white ball, find the nu...
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...