Answers

2016-04-12T16:37:59+05:30
Total litres of petrol consumed = 88 + 152
                                                    = 240 litres
No.of months = 12
Average consumption of petrol = 240/12 
                                                     = 20 liters
Average consumption for the whole year = 20 litres
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please give me the answer of last two questions