KARACHI : Rupee gained further strength against dollar in money market on Thursday as it was traded at the lowest rate of Rs 100.60 in inter-bank. According to the data provided by the Forex Association of Pakistan, dollar traded at minimum rate of Rs 101.20 and maximum rate of Rs 101.40 in cash free market while it was traded at lowest price of Rs 100.60 and highest rate of Rs 100.65 in inter bank.