PepsiCo Inc's profits were up 13 per cent in the second quarter on strong international sales, the US soft drink and snack food manufacturer said Tuesday, according to dpa. Profits at the Purchase, New York-based firm were up 13.2 per cent to 1.6 billion dollars, or 94 cents per share, over 81 cents per share in the year-earlier period. Revenues at the CocaCola's chief competitor were up 10 per cent to 9.6 billion dollars. International profits were up more sharply, gaining 18 per cent. PepsiCo International recorded quarterly profits of 3.8 billion dollars, versus 3.3 billion dollars a year earlier. The number-two soft drink company sells brands that include Pepsi, 7-Up and Mountain Dew. It leads worldwide snack food market. In the first half of 2007, profits rose to 2.7 billion dollars, or 1.59 dollars per share, from 2.3 billion dollars, or 1.37 dollars per share, a year earlier. Revenues rose to 17 billion dollars over 15.4 billion dollars. Chief executive Indra Nooyi attributed the advances to strong international growth and the strong profits of Frito-Lay in North America.