The Indian rupee is staying more or less flat in opening trades on Tuesday as dollar is staying cautious ahead of Fed speakers and crucial set of US data this week. Yesterday, rupee appreciated 11 paise to settle at 83.46 against the US dollar. The benchmark S&P/BSE Sensex edged up 131.18 points, or 0.17 percent, to 77,341.08 while the broader NSE Nifty index closed at 23,537.85, up 36.75 points, up 36.75 points, or 0.16 percent, from its previous close. RBI data showed India's current account balance recorded a surplus of $5.7 billion, or 0.6 percent of GDP in the January-March 2024 quarter, driven by a lower merchandise trade deficit.