Petrol prices continued a downward trend for the fifth consecutive day on Tuesday, while diesel prices remained unchanged after a slight dip on Monday. Delhi, Kolkata, Mumbai and Chennai saw a reduction of 5 paise/litre in petrol prices. According to the Indian oil website , in Delhi, Kolkata, Mumbai and Chennai, the petrol rates were – Rs 72.60/litre, Rs 75.32/litre, Rs 78.28/litre and Rs 74.45/litre respectively. The diesel rates in these metropolitan cities were — Rs 65.75/litre, Rs 68.16/litre, Rs 68.96/litre and Rs 69.50/litre respectively.