KARACHI: Pakistani rupee strengthened against the US dollar on Tuesday and gained 46-paisa in its value in interbank. The US dollar was traded at Rs159.35 against Rs159.91 on last trading day (Monday), according to a tweet of State Bank of Pakistan (SBP). During the last two days, Pakistani rupee has strengthened by 72-paisa against the US dollar in the interbank rate. Meanwhile, according to a tweet of State Bank of Pakistan (SBP), the foreign reserves of the country have reached $18.42 as of April 24. - TLTP