Question

2 litre petrol is required to cover a distance of 80 km. How much litre of petrol is required for covering the distance of 200km

Answer 1

2 litre petrol for 80km
1 litre for 40 km
hence
1 litre petrol can cover 40 km
so for 200km (40×5) 5 litres of petrol will require

Answer 2

Given- 2l of petrol for 80 km

= 1l for 40 km

for 200 km, it would be 40*5

--> 1*5=5 litres

So,5 litres of petrol is rquired to cover a distance of 200km.