Keystones — Cornerstone
Five GCSE retrieval questions · 12 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄6 + 1⁄6
Answer: 1⁄3 -
2. Algebra
Expand: 4(x + 7)
Answer: 4x + 28 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Find 49% of 239
Answer: 117.11 -
5. Statistics
Calculate the mean of: 21, 16, 46, 7, 32, 26
Answer: 24.7