the consumption of petrol for 3 months is 88 litres and next 9 months it is 152 liters.find the average consumption for one whole year
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Consumption of petrol for 3 months and 9 months is given, which is total 88+152 = 240 litres
We need to find average consumption for whole year, that is for 12 months.
Hence, average = 240 / 12 = 20 litres per month.
We need to find average consumption for whole year, that is for 12 months.
Hence, average = 240 / 12 = 20 litres per month.
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