Set Up an Equation That Can Be Used to Solve

Multiple Choice

Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked.
-Jeff starts driving at 55 miles per hour from the same point that Lauren starts driving at 40 miles per hour. They drive in opposite directions, and Lauren has a half-hour head start. How long will they be able to talk on their
Cell phones that have a 290-mile range?

A) 3 hours
B) 3.1 hours
C) 3.3 hours
D) 2.8 hours