Solve the Problem. -An Airplane Leaves Los Angeles for Denver at a Speed

Multiple Choice

Solve the problem.
-An airplane leaves Los Angeles for Denver at a speed of 400 mph. Thirty minutes later, a plane going from Denver to Los Angeles leaves Denver, which is 850 miles from Los Angeles, at a speed of 470 mph. When they
Meet, how far are they from Denver?

A) 351 miles
B) 59 miles
C) 293 miles
D) 117 miles