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Get Basic science concepts and applications for wastewater : PDF

By American Waterworks Association

ISBN-10: 1583213015

ISBN-13: 9781583213018

ISBN-10: 1613000472

ISBN-13: 9781613000472

This scholar Workbook is a better half to the textbook (1583212906) uncomplicated technology options & functions for Wastewater. The Workbook offers more advantageous discussions of issues within the Textbook: arithmetic, hydraulics, chemistry, and electrical energy as they relate to wastewater and process operations

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Extra resources for Basic science concepts and applications for wastewater : student workbook

Example text

47 by 702 = 5. 04 = Express as fractions in their lowest terms: 1. 625 = 2. 0375 = 3. 0065 = Divide: 1. 05 2. 5 3. 252 4. 06ͤ 192 5. 16ͤ 1 30 Review: Basic Math for Operators 6. 4 7. 8 8. 2 9. 9684 Change to decimals: 1. 1 1- = --- = ----8 20 4 --- = 5 3 --- = 4 19 ------ = 20 12 ------ = 25 Solve the following problems: 4 1. What is --- of 24? 5 2. 5 What is --- of 72? 9 3. 875 of 56. 4. How many times 12 is 27? 5. 1 At 260 mph, how far will a plane travel in 3 --- h? 2 6. If a pilot averages 320 mph, how long will it take to go 1,440 mi?

If the basin has a diameter of 30 ft, how many square feet must be painted? 5. What is the surface area of a circular clarifier which has a radius of 25 ft? ADDITIONAL NOTES 50 MATHEMATICS 9 Volume Measurements OBJECTIVES After completing study of this chapter, you should understand • how to compute volume measurements of shapes such as boxes, cylinders, cones, and spheres • common applications of volume measurements in wastewater operations READING ASSIGNMENT Basic Science Concepts and Applications for Wastewater: Read Mathematics 9, Volume Measurements.

72 ------ = 96 48 ------ = 72 19 ------ = 38 6 --- = -----7 56 9 ------ = -----10 50 3 ------ = -----20 80 Change to higher terms 1. 7 --- = -----9 54 2. 5 --- = -----6 48 7 ------ = -----15 60 3. 1 --- = -----6 18 1 --- = -----6 54 4. 4 --- = -----5 60 4 --- = -----5 35 25 Review: Basic Math for Operators Change to a whole or mixed number 1. 19 54 ------ = ------ = 9 9 35 ------ = 8 2. 58 ------ = 6 76 ------ = 8 50 ------ = 9 3. 32 ------ = 8 42 ------ = 5 81 ------ = 9 4. 59 ------ = 7 76 ------ = 9 44 ------ = 7 1 9 --- = 8 3 5 ------ = 10 Change to improper fractions 1.

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Basic science concepts and applications for wastewater : student workbook by American Waterworks Association


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