All you need now is an expert on tyre pressures....
I would imagine in this situation, you'd want as much air in them as possible on the narrowest tyre.
@Chalfie started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
All you need now is an expert on tyre pressures....