Keystones — Lintel
Five GCSE retrieval questions · 27 October 2023 · mathsvault.uk/keystones
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1. Number
What is the missing number: 46 + ? = 102
Answer: 56 -
2. Algebra
Simplify: 10x - 2x + 8y - y
Answer: 8x + 7y -
3. Geometry
Opposite = 14cm, adjacent = 10cm. Calculate the angle
Answer: 54.5° -
4. Ratio
Simplify: 15:12:12
Answer: 5:4:4 -
5. Statistics
Calculate the mean of: 6, 36, 30, 22, 16, 37, 29, 43
Answer: 27.4