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Using the chart, how much CO2 from a 3.6-mile car journey then a 15.0-mile train journey?Weighted sumWhat was the fund's overall return, weighted by holding size?Weighted averageA raffle ticket pays the prizes shown with the stated probabilities. What is the expected value of one ticket?Expected valueIn which year was gross profit (revenue − costs) the largest?Derive then locate5 litres at £4/L are mixed with 7 litres at £10/L. What is the price per litre of the mixture?MixturesUnits are in the first exhibit and unit price in the second. What was the revenue for North?Multi-table navigation
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