Two liquids at temperatures 60^(@) and 20^(@) C respectively have masses in the ratio 3 : 4 and their specific heats in the ratio 4 : 5. If the two liquids are mixed, the resultant temperature is

Two liquids at temperatures 60^(@) and 20^(@) C respectively have mass

1.	Two liquids at temperatures 60^(@) and 20^(@) C respectively have masses in the ratio 3 : 4 and their specific heats in the ratio 4 : 5. If the two liquids are mixed, the resultant temperature is
Answer» `70^(@)C` `50^(@)C` `40^(@)C` `35^(@)C` Answer :D