Keystones — Cornerstone
Five GCSE retrieval questions · 23 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 84 + 78
Answer: 84 + 78 = 162 -
2. Algebra
Find the next term: 21, 23, 25, 27, ...
Answer: 29 -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Find 37% of 430
Answer: 159.1 -
5. Statistics
Find the mean of: 13, 2, 10, 13, 17
Answer: 11