Petrol now costs Rs 90.99 while the price of diesel is Rs 81.30 per liter in Delhi.
Due to fall in price, gold has come down to Rs 44,269 per 10 grams.
If brought under GST, Center and states will not be able to levy separate taxes for petrol and diesel.
The strike is being held against the proposed privatization of two state-owned banks.
Gautam Adani has added $16.2 billion in his assets this year.
After the decrease, gold now costs Rs 44,059 per 10 grams in Delhi.
The price of silver rose to Rs 65,621 per kg.