PLEASE HELP!!! use the properties of exponents to determine the value of a for the question: 3 square root x over x 1/3 =x^a

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e