Cody

Problem 2174. Minimal cost

A power house, P, is on one bank of a straight river W meters wide, and a factory, F, is on the opposite bank L meters downstream from P. The cable has to be taken across the river, under water at a cost of $CW/m. On land the cost is $CL/m. What is the minimum cost?

Solution Stats

55.41% Correct | 44.59% Incorrect
Last Solution submitted on Jun 30, 2020

Problem Comments

Solution Comments