A merchant, based in warehouse A, is delivering goods to customers customers located at nodes I and J of the road network below.

In the arcs are the distances in km between the nodes of the network. At the end the merchant returns to the warehouse.

The service car uses 7.5 L of fuel per 100 km, at a cost of 1.70 /L.

How much will this delivery cost the merchant, at a minimum?

8 6 H 3 5 - 3 6 B 7 E E 2 G 7 5 2 5 9 7 A 4 D 8 F