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 liter of diesel costs 18/ 36 = <<18/36=0.5>>0.5 €.
64 liters of diesel fuel cost 0.5 X 64 = <<64*0.5=32>>32 €
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