how much amount of air lungs taken inside the lungs and expelled during exercise? 3 or 3.5 litre
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3.5 litre..
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riaz56771:
are u sure ? bcz in my ans key ans is 3... and i hv a doubt ans should be 3.5.. is tht wrng?
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✔✔✔3.5 litres is correct
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sorry sir ur ans is not helpful.. am not askng definitions. .. i hv just little confusion bcz of ans key.. thats it..
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