A car owner buys petrol at Rs.9.50, Rs. 9 and Rs. 10.50 per liters for three successive years then What is the average cost per liters of petrol if he spends Rs. 8000 each year?
1
Rs. 9.62
2
Rs. 16.86
3
Rs. 8.62
4
Rs. 5.76
5
None of these
A car owner buys petrol at Rs.9.50, Rs. 9 and Rs. 10.50 per liters for three successive years then What is the average cost per liters of petrol if he spends Rs. 8000 each year?
None of these