What is 34/80 simplified to the simplest form?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?

597008.439431 to the nearest thousand