Keystones — Cornerstone
Five GCSE retrieval questions · 29 November 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 65 + 28
Answer: 65 + 28 = 93 -
2. Algebra
For y = x³ + 7, calculate y when x = 2
Answer: y = 15 -
3. Geometry
Opposite = 13cm, adjacent = 15cm. Calculate the angle
Answer: 40.9° -
4. Ratio
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics
Calculate the range of: 33, 62, 77, 47, 66, 41
Answer: 44