36 liters of diesel fuel is worth €18. The tank of this pickup truck can hold 64 liters. How much does a full tank of diesel fuel cost?
A step-by-step solution is:
32
A liter of diesel costs 18 / 36 = 0.

5 €.

64 liters of diesel fuel cost 0.

5 X 64 = 32 €.

.

Final answer: 32