Question
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 flowers of different colors?Solution
Required probability = (5C1 x 7 C1 x 8C1)/(20C3) = (5 x 7 x 8 x 6 )/(20 x 19 x 18 ) = 14/57
Which of the following is not a method of measurement of soil moisture?
The instrument ,“Tensiometer” is used to measure , which parameter :
With reference to farm planning and optimun resource use consider the following:
1. Monopolistic Competition
2. Perfect Competition
The von Bertalanffy equation is frequently used in fisheries biology and fisheries management to estimate
Which seed class is associated with a golden yellow tag in India?
Among the options given below, which of the following fishes possess electric organ?
‘Murrah’ is a popular breed of
The crop gingelly is also called by the name
When to irrigate wheat after sowing if only one irrigation water is available:
Flame photometer is used in the determination of:
