LONDON (Reuters) – Britain’s latest finance minister Jeremy Hunt needs to raise an estimated 40 billion pounds ($45 billion) to repair public finances. He is due to provide more details of possible spending cuts and tax changes, beyond those announced this week, in a medium-term fiscal plan on Oct. 31. Here are some of the areas which could be affected. PENSIONS, WELFARE PAYMENTS There is speculation that the state pension and welfare payments could be linked to average earnings rather than inflation which is currently running at more than 10%. For pensions, such a move would save the governme…