Balls are placed at A and E. The player starts at A with the ball and runs to E, changes the balls over, sprints around the cone at B and back to E to change the balls over. He then runs round cones C and D in turn, Changing the ball over at E each time before returning to A. The distance from A to B is 8 metres and from A to D is 15 metres. Record the total time taken to complete the agility run.