15) Who set the only individual world record inside the Olympic Stadium?
16) How many worlds records did Usain Bolt break at London 2012?
17) Andy Murray thrashed Roger Federer to win Olympic tennis gold but how many games did the Swiss ace win over the three sets?
18) What was the nickname of four-time London 2012 Paralympic gold medallist David Weir?
19) Which politician was booed at the Aquatics Centre as he handed out one of two gold medals to Paralympian swimmer Ellie Simmonds?