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Time taken by B to complete the work = 40 – 20 = 20 days Let the total work = 40 units Efficiency of A = 40/40 = 1 units/day Efficiency of B = 40/20 = 2 units/day Required time taken = 0.90 x 40/(1+2) = 12 days
The process of loss of water from plant is
Drip irrigation is most suited to:
Aroma in Onion is due to the presence of
Lt. Col. Albert Mayer started a project called:
Which of the following is not a factor of production?
Which one of the following element is an important constituent of chlorophyll?
The Book "Wealth of Nations" written by
ICAR- Indian Institute of Rice Research is situated at
What treatment is recommended for controlling external parasites like gill flukes in fish?
Site of protein synthesis in a cell is