Major source of water used by plants is:
The only water which is available to the plants is capillary water. Capillary water makes up about 75% of the total water available to plants. It is held in the small pores of the soil.
22 defective pens are accidentally mixed with 136 good ones. It is not possible to just look at a pen and tell whether or not it is defective. One pen i...
In a lottery, there are 11 prizes and 22 blanks. A lottery is drawn at random. What is the probability of getting a prize?
...A bag contains 9 black and 10 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?
Three persons. A, B and C. are given the same puzzle to solve. The probability that A, B and C will solve the puzzle is. 3/5., 2/3., and 1/4respectively...
Two dancers Seema and Reema appeared in audition of a dance competition. The probability that seema will be selected in this dance competition is 0.05 a...
The probability of selecting a rotten apple randomly from a heap of 350 apples is 0.18. What is the number of rotten apples in the heap?
...A is trying to break a bulb by throwing balls at it. If he hits the bulb 4 times in every 11 throws and bulb breaks 3 times out of 7 hits, then find the...
If an event E has more than one possible outcomes, it is called a ______
A box contains 7 blue and 7 green balls. The probability of drawing three balls of the same colour is
