Please explain and show solution ty.

15. The Biofuels act of 2006 requires that all fuels sold in the Philippines should have a minimum 1% blend of biodiesel made from coconut, while the remainder composed of pure diesel. This is a first step of the Philippine government to lower the nation's dependence on imported oil sources. A pair of biofuel blends are being compared to the conventional pure diesel. Pure diesel costs P28.00 per liter. Pure coco-based biodiesel costs P62.00 per liter. A 5% blend of cocodiesel and 95% conventional diesel would then cost more than P28.00 per liter, causing resistance among vehicle owners. Victory Liner conducted bus runs using the two fuel variants alona with the pure diesel fuel and the followinadata was collected: The buses used for the experiment were considered of identical condition, and the same driver was used for all trips tofactor out driver effects on fuel consumption. Which fuel blend is the most economical in terms of fuel costs