New Delhi, Dec. 3 -- The rupee today weakened past the 70-a-dollar mark at the interbank foreign exchange amid a broad rise in the US dollar. At 10:10 am, the rupee was trading at 70.01 against the US dollar, down about 43 paise from its previous close. The rupee had closed at a four-month high of 69.58 against the US currency on Friday. A lower-than-expected Q2 GDP growth of 7.1% also hurt the sentiment. Also, weighing on the rupee is a sharp jump in global oil prices today. Meanwhile, in stock markets, the Sensex was up about 200 points amid a global rally after US President Donald Trump and his Chinese counterpart Xi Jinping agreed to a truce on imposition of fresh tariffs.

Five things to know about rupee's fall today:

1) The surge i...