AQA GCSE Mathematics

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1. 2 marks · foundation tier

   A lorry travels 120 km in 4 hours. Work out the average speed in km/h.

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   30

   Speed = distance ÷ time = 120 ÷ 4 = 30 km/h.

2. 3 marks · foundation tier

   A rectangular garden is 10 m long and 9 m wide. Fencing costs £4 per metre. Work out the cost of fencing all four sides of the garden. Give your answer in pounds (£).

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   £152

   Perimeter = 2 × (10 + 9) = 38 m. Cost = 38 × £4 = £152.