Mathematics (Syllabus D) · May / June 2021 · Paper 11 · Question 22
4024
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A car has a mass of 2400 kg, correct to the nearest hundred kilograms. A caravan has a mass of 1460 kg, correct to the nearest ten kilograms. Calculate the lower bound for the total mass of the car and caravan. kg [2] 14 b2 +
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