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book Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman cover

Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman

النسخة 7الرقم المعياري الدولي: 978-1285448596
book Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman cover

Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman

النسخة 7الرقم المعياري الدولي: 978-1285448596
تمرين 128
If
If     of a 60-pound bag of ready-mix concrete is Portland cement, how many pounds of other materials are in the bag? of a 60-pound bag of ready-mix concrete is Portland cement, how many pounds of other materials are in the bag?
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Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman
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