What is the electricity bill of 1.5 ton ac?

If you run it for at least 8 hours a day during whole months. It might use around 250 to 350 units in that month. Now , to find out the cost , you will need to know the price of per unit of electricity. Let’s assume it is around 15 cent per unit. So , If your ac uses 350 units in a month , your electricity bill might be around 350 units X 7.50 (approx.) = 2,625/-INR