Mathematics (Syllabus D) · Oct / Nov 2017 · Paper 11 · Question 6
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As part of her training, Samantha runs for 2 hours. For the first 1 2 1 hours she runs at an average speed of 10 km/h. She runs 7 km in the remaining 2 1 hour. Calculate her average speed for the 2 hours. Answer km/h [2]
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