a migrating elephant herd started moving at the rate of 6 miles per hour. one elephant stood still and was left behind.then this stray elephant sensed danger and began running at the rate of 10 miles per hour to reach the herd. the stray caught up in 5 minutes.
1. how long (in hours) did the stray run to catch up?how far did it run?
2. find the distance that the herd traveled while the stray ran to cacth up.let x represent the distance that the herd traveled while the stray elephant stood still.