ISLAMABAD - Exchange rate of Pak rupee weakened by 89 paisas against the US dollar in the interbank trading on Wednesday and closed at Rs186.12 against the previous day’s closing of Rs185.23. According to the Forex Association of Pakistan (FAP), the buying and selling rates of dollar in the open market were recorded at Rs186 and Rs187.85 respectively. Similarly, the price of the euro depreciated by 63 paisas and closed at Rs 202.76 against the previous day’s closing of Rs 203.39. The Japanese Yen remained unchanged to close at Rs1.50, whereas an decrease of 10 paisas was witnessed in the exchange rate of British Pound, which was traded at Rs243.23 as compared to its last closing of Rs243.13. The exchange rates of Emirates Dirham and Saudi Riyal increased by 24 paisas to close at Rs50.67 and Rs49.61 respectively.