Question

A Porsche uses 2.5 litres of fuel every 2 kilometres it travels. How much fuel does it use if it travels 50 kilometres​

Answer 1

2.5/2 = 1.25 litres per kilo
1.25 * 50 = 62.5 litres

Solution: 62.5 litres of fuel

Answer 2

The Porsche uses 62.5 liters in 50 kilometers

Explanation:

Amount of fuel Porsche uses = 2.5/2 liters/kilometer

= 1.25 L/Km

Distance to be travelled = 50 kilometer

Amount of fuel used in 50 km = 1.25 * 50

= 62.5 Liters

Therefore the Porsche uses 62.5 liters in 50 kilometers

Happy to help :)