The duration of University Challenge is 1800.0 seconds.
The duration of Family Challenge is 3600.0 seconds.
The duration of Karaoke Challenge is 1800.0 seconds.
The duration of Challenge of a Lifetime is 1.55 hours.
The duration of Infinite Challenge is -4800.0 seconds.
The duration of Sports Challenge is 1800.0 seconds.
The duration of Scrapheap Challenge is 3120.0 seconds.
The duration of Caesars Challenge is 1560.0 seconds.
The duration of Paranormal Challenge is 2700.0 seconds.
The duration of PCOS Challenge is 1800.0 seconds.
The duration of Postcode Challenge is 1800.0 seconds.
The duration of Challenge Anneka is 3600.0 seconds.
The duration of Challenge of the GoBots is 1800.0 seconds.