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The business week in numbers

BHP Billiton gets more time for to settle the Samarco claims deal, AMP faces a trio of possible class actions, and Westpac gets downgraded to a "sell" rating - here are some of the numbers that grabbed attention, or should have, in the business world this week.


66 - The number of additional days a court granted BHP Billiton, Vale and their joint venture partner Samarco to negotiate a settlement of multi-billion dollar public civil claims over the 2015 mine dam collapse in Brazil.


Three - The number of class actions AMP could face after it admitted to cheating customers and lying to the corporate regulator. Law firms Shine Lawyers, Slater and Gordon and Quinn Emanuel Urquhart & Sullivan are investigating class actions against AMP, following the scandals revealed at the financial services royal commission.


0 - The number of shares that traded on the Australian Securities Exchange on Wednesday when the market was closed for the ANZAC public holiday.


80% - The percentage of a sample of 420 Westpac mortgages which were found to have ineffective "control objectives". The findings prompted investment bank UBS to cut the bank's stock to a "sell" rating, which sent shares spiralling to a two-year low.


2022 - The year AGL plans to complete the construction of its new gas-fired power station near Newcastle in NSW, which is also the same year the energy giant plans to shut down its ageing Liddell coal-fired power plant.