KARACHI - Pak rupee pushed back the dollar in inter bank on Wednesday, trading at the highest price of the Rs 105. According to the data provided by the Forex Association of Pakistan, US dollar traded at lowest price of Rs 104.95 and highest price of Rs 105 in inter bank. On the other side, the American dollar lowest trading rate was Rs 105.30 and highest rate was Rs 105.50 in cash free market.