A car owner buys petrol at Rs.7.50, Rs. 8 and Rs. 8.50 per litre for three successive years. What approximately is the average cost per litre of petrol if he spends Rs. 4000 each year______?

A.Rs. 7.98

B.Rs. 8

C.Rs. 8.50

D.Rs. 9

Show Answer

Answer=Option A

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