sentences:  Its Reserve Replacement Ratio for between 2005 and 2013, has been more than one.During FY 2012–13, ONGC had to share the highest ever under-recovery of INR 89765.78 billion (an increase of INR 17889.89 million over the previous financial year) towards the under-recoveries of Oil Marketing Companies (IOC, BPCL and HPCL).On 1 November 2017, the Union Cabinet approved ONGC for acquiring majority 51.11% stake in HPCL (Hindustan Petroleum Corporation Limited).