Three paths intersect to form a right triangle as shown here. The path from the picnic area to the fountain is 500 yards. The path from the fountain to the restrooms is 300 yards. How far are the restrooms from the picnic area?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?