James is building a new wooden deck on the back of his house. The ratio of the area of the old deck to the area of the new deck is 2 3 4 ∶ 5 1 2 . Convert this ratio to a unit rate. Then, explain what your answer means in context of the problem

Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.