KARACHI: Following are the rates of buying and selling of one US dollar (USD) in Pakistani Rupee (PKR) in the open market on December 20, 2021: Buying: Rs 181.30 to the US Dollar Selling: Rs 182.30 to the US Dollar The buying rate means an exchange company or a bank buys foreign currency from a customer. The selling rate means an exchange company … Continue reading Exchange rates: PKR to USD on December 20, 2021