Find the cost/kg of orange,red,green cotton?

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
Chapter2: Working With Real Numbers
Section2.4: Subtracting Real Numbers
Problem 7P
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Find the cost/kg of orange,red,green cotton?
A shop sells 3 brands of textile: B1, B2, and B3 of yarn, each of
which is a blend of Orange (0), Green (G), and Red (R) cotton in
ratios: 10:2G:1R, 20:1G:1R, and 20: 0G:1R. If cost/kg of B1, B2,
and B3 is Php 60, Php 70, and Php 80 respectively. Use Cramer's
Rule.
Transcribed Image Text:A shop sells 3 brands of textile: B1, B2, and B3 of yarn, each of which is a blend of Orange (0), Green (G), and Red (R) cotton in ratios: 10:2G:1R, 20:1G:1R, and 20: 0G:1R. If cost/kg of B1, B2, and B3 is Php 60, Php 70, and Php 80 respectively. Use Cramer's Rule.
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