A drilling rig 12 miles offshore is to be connected by pipe to a refinery onshore, 20 miles straight down the coast from the rig. If underwater pipe costs $500,000 per mile and land-based pipe costs $300,000 per mile, what combination of the two will give the least expensive connection?
A drilling rig 12 miles offshore is to be connected by pipe to a refinery onshore, 20 miles straight down the coast from the rig. If underwater pipe costs $500,000 per mile and land-based pipe costs $300,000 per mile, what combination of the two will give the least expensive connection?
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter2: Equations, Inequalities, And Problem Solving
Section2.3: Equations Involving Decimals And Problem Solving
Problem 51PS
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A drilling rig 12 miles offshore is to be connected by pipe to a refinery onshore, 20 miles straight down
the coast from the rig. If underwater pipe costs $500,000 per mile and land-based pipe costs $300,000
per mile, what combination of the two will give the least expensive connection?
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