NEW DELHI: Diesel prices will go up by 85 paise per litre and petrol prices by 87 paise per litre on Sunday. The price of petrol has seen a hike of Rs 8.71 in ten days. Diesel price was hiked by Rs 8.42 during this period. With this, in Kochi, petrol will cost Rs 113.02 and diesel Rs 99.89.