R v Ingram, C., Ingram, D. and Whittock, T. question, he was waiting for Whittock to cough when "googol" was mentioned; which occurred as he had predicted. Following this, Tarrant was called to the stand and he stated that he hadn't noticed anything amiss during the filming and hadn't heard any coughing. Tarrant said that the Ingrams had been behaving following the win "as normal as people who had just won £1m would be in that situation." He also stated that he would not have signed the cheque if he had had suspicions of Charles cheating and was "shocked" when he heard about the allegations. The floor manager stated
What If?: Serious Scientific Answers to Absurd Hypothetical Questions approximations to answer questions that seem impossible to solve. Most questions demand assumptions and cross-disciplinary science skills to answer, resulting in "back-of-the-envelope" calculations. "What If?" is interspersed with "charmingly-amateur" stick figure illustrations. The book also features periodic sections titled "Weird (and Worrying) Questions from the What If? Inbox", which are short collections of questions Munroe had not answered because he did not "want to think about that". In an interview, Munroe stated that he "never got past the initial mental image" of the question "How cold would your teeth have to get in order for a cup of hot coffee