# math

posted by
**Sam** on
.

At 3 pm a plane left the airport for LA traveling at 600 mph. At 3:30, another plane left the same airport on the same route traveling 650 mph. What time did the 2nd plane overtake the first.

A. 5:15 pm

B. 6:45 pm

C. 6:50 pm

D: 7:15 pm

E: 9:30 pm

Is D correct?