It dipends where you live, it's gone up in price quite a bit.
ONE LITTER WHITE PETROL COST WILL BE Rs.55.00.
27.90
When doing a comparison to petrol for math coursework you could compare the cost of petrol energy to the cost of electrical energy. For instance, camparing operating cost of a vehicle that runs on petrol verses a vehicle that runs on electric energy.
It depends on the cost of said petrol and the efficiency of the vehicle in "miles per unit of petrol". You didn't supply enough information.
From Cardiff to Glasgow is some 400 miles and would cost about £75 in petrol.
Petrol cost Rs 7.60 per litre in India.
1 litre of petrol
149
Nothing, airplanes don't use petrol.
50 dollars
it's about $2.00
£1.20 ish