Not 12 seconds. There are 7 segments from the first flag tot the eighth, and 11 from the first to the twelfth. He runs each segment in 8/7 seconds; therefore, 11 segments take 88/7= 12 4/7 seconds.

1) 99 2) Open the door, put the elephant in, close the door. 3) Open the door, take the elephant out, put the giraffe in, close the door. 4) The giraffe. It was in the fridge. 5) The crocodiles were at the party. 6) The brick from the plane hit her in the head.