_____ is the movement of chemicals in the upper layers of soil into lower layers or into groundwater by being dissolved in water.
Leaching is the process by which dissolved chemicals move through the soil layers and can reach groundwater.
A box contains 6 blue shirts, 7 yellow shirts and 9 pink shirts. In how many ways can 4 shirts be drawn from the box, if at least one blue shirt, one ye...
A bag contains 5 green, 7 yellow, 3 red, and 6 blue marbles. If a single marble is chosen at random from the bag, what is the probability that it is yel...
The probability of selecting a rotten egg randomly from a basket of 250 eggs is 0.2. What is the number of rotten eggs in the basket?
There are (m + 4) red roses, (m + 9) white roses and ‘m’ pink roses in a bag. If the probability of picking a pink rose is 3/10, then find t...
40 pens are there in a box where 22 are red pens, ‘p’ are blue pens and remaining are black pens. If a pen is picked, the probability of getting blu...
Two hats 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?
A bag contains 5 green gems and 7 orange gems. If 2 balls are drawn random, then what is the probability that at least 1 gem is orange.
Two schools, A and B participate in a Quiz competition. The probability of A’s winning is 3/7 and the probability of B’s winning is 3/5. Wha...
A box contains 6 Brown and 8 Blue caps. There is another box which contains 8 Brown and 7 Blue caps. One cap is to drawn from either of the two boxes. ...
