Test on Rational Number World Problems Question 1

1. A car uses fuel at a rate of 10.2L/100 km while travelling at 90 km/h. At this rate of fuel consumption, how many litres of fuel would the car use if it travels 480 km? Express your answer to the nearest tenth of a litre.

10.2L/100km = ______/480 km

How man litres of fuel would the car use if it travels 480 km?

Express your answer to the nearest tenth of a litre.

10.2L/100 km = 49.0L/480

480 litres of fuel is being used for 480 km.