the first coat of paint for the outside walls of a building requires 1 liter of paint for each 10 meters square of wall surface. The second coat requires 1 litter for every 15 meters square. If the paint costs $3.50 per liter, what will be the cost of two coats for the four outside walls of a rectangular building 20 m long, 15 m wide, and 6 m high?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.10: Problems Without Solutions
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the first coat of paint for the outside walls of a building requires 1 liter of paint for each 10 meters square of wall surface. The second coat requires 1 litter for every 15 meters square. If the paint costs $3.50 per liter, what will be the cost of two coats for the four outside walls of a rectangular building 20 m long, 15 m wide, and 6 m high? 

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