The Pakistani rupee posted marginal gain against the US dollar, appreciating 0.01% in the inter-bank market on Tuesday. At close, the local currency settled at 279.67, a gain of Re0.03 against the greenback. On Monday, the local unit closed at 279.70, according to the State Bank of Pakistan (SBP). The inflow of overseas workers’ remittances into Pakistan stood at $3.46 billion in January 202