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.

 

Answer rating: 100% (QA)

Solution as follows Step 1 Production rate of trucks Giv... View the full answer