jagan went to another town such that he coverd 240 km by a car going at 6o km/hrs then he covered 80 km by train ,going at 100km/hr and rest 200km he covered by bus going at 50 km /hrs what was the his average speed during the whole journey?
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i) BaCl2 + Na2SO4 → BaSO4 + 2NaCl
ii) NaOH + HCl → NaCl + H2O
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Step-by-step explanation:
Vvsbnnv and the correction of my 6
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