Please help, and if you could show work too that would be amazing!! :)

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Asphere has a diameter of 10 in. what is the volume of the sphere?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out