Pie graph data. 5% reptiles, 5% birds, 10% fish, 35% cats,45% dogs if 30 sixth graders own birds, how many sixth graders were surveyed? ? show your work

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?

Can someone pls ! pls answer all. no explanation needed..

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?