Question
Sean's van uses 7 ℓ of petrol to travel a distance of 49 km. At this rate, how far can his van travel on 20 ℓ of petrol?
2 m

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Sean's van uses 7 ℓ of petrol to travel a distance of 49 km. At this rate, how far can his van travel on 20 ℓ of petrol?