A jet flying north at 800 mph passes over a city at 12 noon. Another jet flying east at the same attitude passes over the same city at 12:30 P.M. The second plane is flying east at 500 mph. How far apart are the two planes at 2 P.M approx.
1
1020 miles
2
1188 miles
3
1767 miles
4
1367 miles