Question
A bag contains six green balls, four red balls and two
yellow balls. Two balls are drawn at random, what is the probability that both are of the same colour?Solution
Two balls can be drawn from 12 balls in 12 C 2  ways.
The number of ways of drawing two balls of the same
Colour =Â 6 C 2 Â +Â 4 C 2 Â +Â 2 C 2 Â = 15 + 6 + 1
∴ The required probability = 22/ 12 C 2  = (22*2)/(12*11) = 1/3
Under irrigated conditions, what period is considered most optimal for sowing medium and long-duration wheat varieties in India?
The critical slope for soil erosion is:
In union budget 2023-24, the budgetary allocation of Livestock sector was ____
What is a key financial metric that Agribusiness cooperatives often use to measure profitability?
Which of the following is ephemeral weed?
Water is drawn upwards from the water table in a continuous network of pores. This upward movement of water occurs only in saturated soils is called
Which of the following characteristics do immature Lepidopteran and Coleopteran insects share?
Which one of the following is a physical method of weed control?
ICRISAT deals with..........?
With a decrease of 10°F temperature the storage potential of the seed is:
Relevant for Exams:
