A police car, traveling southbound at a speed of 40.0 m/s, approaches with its siren producing sound at a frequency of 2 500 Hz.

By the time Jack can get there it will be too late. The damage will have been done.

The World Cup WAGs are a good example of this. The younger girls, nicknamed the ‘hen-night crowd’ and led by Colleen McLoughlin, dance on tables and drink until the early hours while No. 1 WAG Victoria Beckham remains aloof, dining sedately with Ashley Cole’s fiancee, Cheryl Tweedy.

TENG HSIAO-PING was born in Hsieh-hsing village, Kuang-an county, some 100 km. from Chungking, Szechwan province in 1904.]