Due to a bearish trend in the international market, petrol and high-speed diesel (HSD) prices are expected to decrease by approximately Rs6.50 to Rs7.50 per litre on May 31, despite a slight exchange rate loss. Informed sources said the prices of petrol and HSD had declined in the international market by about $3.25 and $2.10 per barrel, respectively, in the last fortnight. This is on top of th