The tank of John's car is full: it contains 47 liters of gasoline. After a journey of 275 km, there are 14 liters left. What is the fuel consumption of this car per 100 km? Let's think first. Chain of thought:
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The car consumed 47 liters - 14 liters = 33 liters of gasoline for 275 km. Let x be the fuel consumption per 100 km. We can write the proportion: 33 / 275 = x / 100. The cross product gives: 275 x = 33 * 100. So the car consumes x = 3300 / 275 = 12 liters per 100 km.
Therefore, the answer is 12.
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