Question

the consumption for of petrol for first 3 months is 88 litres and for next 9 months is 152 litres find the average consumption for the whole year

Answer 1

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

Answer 2

Step-by-step explanation:

Total litres of petrol consumed Is 152+88

=240

Total number of months are 12

So,average consumption for whole year is

240/12

=20

So, average consumption for whole year is 20 litres