Reassemble the figure by moving the faces to show the isometric projection of a rectangular prism

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Just tell me how to set up the equation.

41/17 as a decimal rounded to the nearest hundredth