An installer finds that it takes 5 minutes to cut out a duct. It then takes 4minutes to bend the metal and 7 minutes to lap and seal it. If the installerworks 50 minutes out of each hour, how many ducts can be made during an8-hour shift?

An installer finds that it takes 5 minutes to cut out a duct. It then takes 4minutes to bend the metal and 7 minutes to lap and seal it. If the installerworks 50 minutes out of each hour, how many ducts can be made during an8-hour shift?

Solid Waste Engineering

3rd Edition

ISBN:9781305635203

Author:Worrell, William A.

Publisher:Worrell, William A.

Chapter4: Mechanical Processes

Section: Chapter Questions

Problem 4.21P

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Question

An installer finds that it takes 5 minutes to cut out a duct. It then takes 4
minutes to bend the metal and 7 minutes to lap and seal it. If the installer
works 50 minutes out of each hour, how many ducts can be made during an
8-hour shift?

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