Doha: Rates against US Dollar as issued on Tuesday by Qatar National Bank (QNB) are as following: Currency Buying Selling QAR 3.64000 3.64150 SAR 3.75060 3.75080 AED 3.67280 3.67310 BHD 0.37697 0.37701 KWD 0.30545 0.30605 GBP 1.29610 1.29690 EUR 1.08910 1.08950 CHF 0.89560 0.89600 JPY 158.62000 158.65000 GOLD 2427.87500 2428.37500 SILVER 30.81420 30.82120 Oil Price West Texas 77.87000 Source: Qatar News Agency