Keystones — Cornerstone
Five GCSE retrieval questions · 29 October 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 2.8 + 1.5
Answer: 2.8 + 1.5 = 4.3 -
2. Algebra
Collect like terms: 5x + 8y + 8x + 4y
Answer: 13x + 12y -
3. Geometry
Opposite = 20cm, adjacent = 10cm. Calculate the angle
Answer: 63.4° -
4. Ratio
Simplify: 6:6:4
Answer: 3:3:2 -
5. Statistics
Calculate the range of: 59, 24, 69, 27, 36, 31
Answer: 45