SOLUTION: A full tank of petrol is 40 liter, fuel mileage consumption is 7L/100km. How much petrol is in the tank if the distance indicator stated 80 km (until tank empty) 
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Question 970193:  A full tank of petrol is 40 liter, fuel mileage consumption is 7L/100km. How much petrol is in the tank if the distance indicator stated 80 km (until tank empty)  
Answer by josgarithmetic(39630)   (Show Source): You can put this solution on YOUR website!
 Uniform Rates;
  fuel efficiency, volume of fuel, distance.
Now, how much fuel is still in the tank?
 
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