Question
Central Elementary has a huge sandbox with many true-to-scale pieces of construction heavy equipment and dump trucks. He wants to move 200 bank cubic feet
Central Elementary has a huge sandbox with many true-to-scale pieces of construction heavy equipment and dump trucks. He wants to move 200 bank cubic feet (BCF) of sand (swell percentage = 10%) a one-way distance of 180 feet at an average speed of 15 feet per minute. The front-end loader’s production rate is 4 bank cubic feet per hour (BCF/hr) and each dump truck holds 0.22 loose cubic feet (LCF). It takes 3 minutes to unload a dump truck.
_____ dump trucks are needed to keep the loader working continuously.
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Physics
Authors: David Young, Shane Stadler
10th edition
1118486897, 978-1118836873, 1118836871, 978-1118899205, 1118899202, 978-1118486894
