Mathematics, 02.10.2019 23:30, sierravick123owr441

Two brothers are digging a drainage ditch for a french drain around their home. the ditch
is to be 2 feet deep, 1 foot wide, and 40 feet long. the older brother can dig the ditch in
14 hours. the younger brother can dig the ditch in 17 hours. how long will the two
brothers working together take to dig the ditch? (round your answer to the nearest tenth.)

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Two brothers are digging a drainage ditch for a french drain around their home. the ditch
is t...