Mr. Beecher and Mrs. Carter are teachers at the same school. They leave their houses at the same time in the morning to get to school. Mr. Beecher lives 8 miles away from school and rides his bicycle

Mr. Beecher and Mrs. Carter are teachers at the same school. They leave their houses at the same time in the morning to get to school. Mr. Beecher lives 8 miles away from school and rides his bicycle to work. Every minute, he gets 1 6 of a mile closer to school. Mrs. Carter lives 20 miles away from school and drives her car to work. Every minute, she gets 1 2 of a mile closer to school. After how many minutes will Mr. Beecher and Mrs. Carter first be the same distance away from school?