The figure below shows the possible routes from city A to city M as well as the cost (in dollars) of a trip between each pair of cities (note that if no arc joins two cities it is not possible to travel non-stop between those two cities) . A traveler wishes to find the lowest cost option to travel from city A to city M. 
What is the cost of the connection between nodes K and I?
Definitions:
Blood Coagulation
The process by which blood changes from a liquid to a gel, forming a clot to stop bleeding.
Anemia
A condition in which there is an insufficient number of red blood cells or hemoglobin, leading to reduced oxygen transport in the body.
Iron Deficiency
A condition resulting from too little iron in the body, which can lead to anemia, characterized by fatigue and weakness.
Vitamin Deficiency
A lack or shortage of certain vitamins in the body, which can lead to various health problems and diseases depending on the specific vitamin missing.
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