Question 979834
Rethink this as the airplane leaves airport at 8AM, and the jet "leaves the airport" at 10AM.  Both vehicles are the same distance from the airport on parallel paths at noon.  The time quantities are easily found.



__________________speed____________time___________distance
pln_______________350_______________4______________d
jet________________r________________2______________d



Two unknown variables.  Examine the data table to understand, and then continue.


{{{r*2=d}}}


{{{r*2=350*4}}}


{{{r=350*4/2}}}