42) A mass of 0.8 kg of water at 25°C is mixed
with m kg of boiling water. The resultant
temperature is 40°C. Then find 'm'. [ ]
1) 40°C 2) 48°C 3) 62.5°C 4) 65°C
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We are human
Explanation:
Why every people say male or female
We are human
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