Question

An environmental landscaping company wishes to run a pipeline from a pumping platform (R) located 15 miles offshore to a terminal (B) 27 miles down the coast. It costs $238,000 per mile to lay the pipeline underwater and $112,000 per mile to lay the pipeline over land. Determine how many miles from the terminal the two types of pipe should meet (P) so that the total cost is minimized. Enter the exact answer or round to the nearest hundredth.

Answer 1