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Let, the speeds of boat ‘A’ and boat ‘B’, in still water and the speed of the current be 6x km/hr, 4x km/hr and 2x km/hr, respectively. According to the question, (6D – 22)/(6x + 2x) = (D + 70)/(4x – 2x) Or, 12D – 44 = 8D + 560 Or, 4D = 604 Or, D = 151
Perennial legume fodder is
An open trench left in between two adjacent strips of land after finishing the ploughing is called as
An acid when added in water, has an active acidity of 0.099 M and potential acidity of 0.001 M and the total acid concentration is 0.100 M. This acid wi...
Match list I with list II
The average monsoonal rainfall of India is
What is the required conversion period for an organic farm to be certified?
Which of the following insect pests is also called the lesser grain borer?
Match the following:
Herbicide Mode of action
I. Paraquat �...
The condition where the plant is unable to produce a zygote with its own pollen is called as?
Which is a preservation method in which food sealed in container is subjected to elevated temperature for definite period of time