{ "item_title" : "Math for Distribution System Operators", "item_author" : [" John Giorgi "], "item_description" : "Most water operators cite mathematics as the subject giving them the most difficulty on their operator certification exams, as well as on the job. This math study text is designed to help water distribution operators improve their math skills, pass certification exams, perform their jobs better, and advance their careers._x000d_The book provides hundreds of math problems in all areas of water distribution operations, from beginner to advanced. Each problem is immediately followed by the answer and the method for solving the problem. Many problems include explanatory comments to aid your understanding of the mathematical logic behind the solution._x000d_Appendixes provide common conversion factors, a summary of the equations used in the book, chemistry tables, maximum contaminant level charts, and abbreviations to which you can refer when working out the problems._x000d_Take your operator examswith confidence and improve your on-the-job performance.", "item_img_path" : "https://covers3.booksamillion.com/covers/bam/1/58/321/455/1583214550_b.jpg", "price_data" : { "retail_price" : "99.00", "online_price" : "99.00", "our_price" : "99.00", "club_price" : "99.00", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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