Keystones — Lintel
Five GCSE retrieval questions · 9 September 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 64 + ? = 167
Answer: 103 -
2. Algebra
Expand: 3(2x + 9)
Answer: 6x + 27 -
3. Geometry
Opposite = 18cm, adjacent = 11cm. Calculate the angle
Answer: 58.6° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
Find the range of: 25, 25, 14, 10, -14
Answer: 39