Question
_______ state has planned to start the census of Indus
River Dolphins?Solution
The Punjab state is set to start the Census of one of the world’s most threatened cetaceans, Indus River dolphin(freshwater dolphin) in the Beas river.
One five letter word is to be formed taking all letters – U, Z, M, O and Q. What is the probability that this is word formed will contain all vowe...
In a bag, the ratio of yellow and orange marbles is 4:5 respectively, and the ratio of orange and purple marbles is 1:3 respectively. If the total numbe...
A box contains 8 yellow marbles, ‘x’ blue marbles and 12 white marbles. A box contains 5 yellow marbles, 2 blue marbles and 3 white marbles. The pro...
A bag contains 5 red balls, 4 blue balls, and 3 green balls. If three balls are drawn randomly, what is the probability that all three balls are of diff...
35 defective headphones got packed with 105 non-defective headphones. A customer randomly chooses one headphone. Find the probability that it is defective.
A bag holds 'a' red bands and 5 green bands. If two bands are drawn sequentially at random without replacement, the probability that both selected bands...
A bag contains 4 black balls, 6 white balls and 5 red balls. Two balls are drawn simultaneously. Find the probability that both the balls are of same c...
The probability of selecting a rotten egg randomly from a basket of 1050 eggs is 0.36. What is the number of rotten eggs in the basket?
Two balls are drawn successively without replacement from a bag containing 4 red balls, 5 blue balls, and 6 green balls. What is the probability that on...
- A jar contains 'z' white balls and 9 black balls. If the probability of getting a white ball is 4/7, then find the probability of getting different coloure...
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