Mathematics (AS & A Level) · Feb / March 2024 · Paper 62 · Question 4
9709
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Each year a transport firm uses X litres of gasoline and Y litres of diesel fuel, where X and Y have the independent distributions ( , ) X 10 700 950 N 2 + and ( , ) Y 13400 1210 N 2 + .
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4(a)[5]
4(b)[5]
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