Helping students gain understanding and self-confidence in algebra.
brian12 wrote:Allan can drive his car over a route in 5 hours, and Carla can drive her car over the same route in 4 hours. How long would it take to meet if they started at opposite ends at the same time?
Can this problem be solved without a distance or rate?
brian12 wrote:that page you linked to...said "you cannot add rates"....Is there some kind of special circumstance where you are allowed to add rates?