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Let the speed of the stream = 'k' km/h Then, upstream and downstream, speed of the boat are (30 - k) km/h and (30 + k) km/h, respectively According to the question, 30 + k = (30 - k) X 1.5 Or, 30 + k = 45 - 1.5k Or, 2.5k = 15 So, k = 6 Therefore, speed of the stream = 6 km/h
Which of the following species is Indian major carps
Which part of alimentary canal of poultry is known as muscular stomach?
The precursor of auxin is _____
The light-independent reactions of photosynthesis, also known as the Calvin cycle, take place in the:
Which of the following is not the steps of teaching process?
Which of the following does not act as antitranspirants in the plants?
Megasporogenesis occurs in
Latex vessels occurs in
When did cotton become a well-established crop in the Indus River Valley?
Cauliflower mosaic virus contains which kind of nucleic acid?