You and a friend are riding your bikes home from a park. You ride at a steady rate . The park is 6 miles from your home . About halfway home the wind starts blowing at 5 mikes per hour . You keep ridi

You and a friend are riding your bikes home from a park. You ride at a steady rate . The park is 6 miles from your home . About halfway home the wind starts blowing at 5 mikes per hour . You keep riding at the same rate . Yiubatribr home after one half hour of riding . What was your riding rate ?