PEASE GO ANSWER MY OTHER QUESTION FOR MATH

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?

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'