Maths at work:Investing in waste management Entry 3, Finance, Functional Maths, GCSE, GCSE Higher, GCSE Maths, Graphs and Charts, Level 1, Level 2, Money, Percentages, recycling, waste management, Weight, You tube video No Responses » Aug 202014 This is one in a large series of short videos from NCETM showing how people use maths at work. See the others here.