Question
Technology in which plants are grown without soil is
known as:Solution
Hydroponics which is known as soil less culture in which plants are grown without soil .
In a box, the ratio of green balls to yellow balls is 3:5. If 9 balls of each colour are added, the new ratio becomes 6:9.
Find the number of yel...
If n(A) = 25, n(B) = 40 and n(A ∪ B) = 50, then n(A ∩ B) equals
A bag contains 10 red books, 7 yellow books and 7 green books . 3 books are drawn randomly. What is the probability that the...
A person can hit a target 3 times out of 8 shots. If he fires 10 shots, what is the probability that he will hit the target twice
16 rotten bananas are accidentally mixed with 155 good ones. It is not possible to just look at a banana and tell whether or not it is rotten. One banan...
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?
A letter is taken out at random from ‘ROORKEE’ and another is taken out from ‘BOOKKEEPER’. The probability that they are the same letter isÂ
A biased six-faced dice when thrown, is thrice as likely to show an odd number than an even number. If it is thrown twice, then the probability that the...
A bag contains 5 red flowers, 7 yellow flowers and 8 green flowers. 3 flowers are drawn randomly. What is the probability that the flowers drawn contain...
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...
Relevant for Exams:
