Kathmandu. Nepal Rastra Bank has determined the exchange rate for foreign currencies today. According to this, the purchase rate for one US dollar has been set at 152 rupees 37 paisa and the selling rate at 152 rupees 97 paisa.The purchase rate for one Australian dollar is 109 rupees 42 paisa and the selling rate is 109 rupees 85 paisa, the purchase rate for one Canadian dollar is 109 rupees 88 paisa and the selling rate is 110 rupees 32 paisa.The purchase rate for one European Euro is 177 rupees 74 paisa and the selling rate is 178 rupees 44...