Hyundai Motor Co., South Korea\'s leading automaker, said Monday that its sales in July rose 9.8 percent from a year earlier on solid demand for its vehicles at home and abroad. Hyundai Motor sold 323,637 vehicles last month, with domestic sales surging 22.4 percent to 60,021 units. It also said overseas sales rose 7.2 percent on-year to 263,616 units. Total overseas sales include cars made in South Korea and foreign assembly plants.