The rupee opened marginally lower at 64.30 against last Friday's level of 64.28 here today. It moved in a range of 64.50 to 64.30 during morning deals before quoting at 64.49 at 1025 hours.
Meanwhile, the dollar index was trading steady at 101.23 against a basket of six currencies.
Overseas, the dollar started the week at a three-week high against the basket of currencies today after a key US Federal Reserve official reinforced the central bank's commitment to interest rate hikes, going forward.
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