Petrol price was today cut by 21 paise a litre and diesel by 17 paise. According to a price notification issued by state-owned fuel retailers, in Delhi, petrol now costs 78.78 rupees per litre while diesel is priced at 73.36 rupees. 

Petrol in Mumbai costs 82.28 rupees per litre and diesel 76.88 rupees. With this, the reduction in rates in last 18 days now totals 4.05 rupees per litre for petrol and 2.33 rupees per litre for diesel. 

Rates have been on the decline since October 18.