KARACHI : The Pakistani rupee continued its free fall against the dollar on Thursday as the US dollar traded at the highest price of Rs 110.10 in cash free/open market.According to the data provided by the Exchange Companies Association of Pakistan, the US dollar traded at lowest price of Rs 108.50 and highest price of Rs 108.55 in inter-bank while its lowest price in cash free market was Rs 109.90. The rupee is likely to remain under pressure in the days to come because of various factors.