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3.1 If the rate of wastewater generation is 150 gpcd, for a home with 4 persons, what is the minimum size of septic tank needed to treat its wastewater? a) 325 ft³ b) 625 ft³ c) 152 ft³ d) 161 ft³ 3.2 If the measured air pollution with CO is 90 mg/m³, what is the concentration in ppm in standard temperature 25 °C. a) 79 ppm b) 89 ppm d) 251 ppm c) 141 ppm

3.1 If the rate of wastewater generation is 150 gpcd, for a home with 4 persons, what is the minimum size of septic tank needed to treat its wastewater? a) 325 ft³ b) 625 ft³ c) 152 ft³ d) 161 ft³ 3.2 If the measured air pollution with CO is 90 mg/m³, what is the concentration in ppm in standard temperature 25 °C. a) 79 ppm b) 89 ppm d) 251 ppm c) 141 ppm

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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3.1 If the rate of wastewater generation is 150 gpcd, for a home with 4 persons, what is the minimum size of septic tank needed to treat its wastewater? a) 325 ft³ b) 625 ft³ c) 152 ft³ d) 161 ft³ 3.2 If the measured air pollution with CO is 90 mg/m³, what is the concentration in ppm in standard temperature 25 °C. a) 79 ppm b) 89 ppm d) 251 ppm c) 141 ppm
Transcribed Image Text:3.1 If the rate of wastewater generation is 150 gpcd, for a home with 4 persons, what is the minimum size of septic tank needed to treat its wastewater? a) 325 ft³ b) 625 ft³ c) 152 ft³ d) 161 ft³ 3.2 If the measured air pollution with CO is 90 mg/m³, what is the concentration in ppm in standard temperature 25 °C. a) 79 ppm b) 89 ppm d) 251 ppm c) 141 ppm
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