Keystones — Cornerstone
Five GCSE retrieval questions · 25 January 2022 · mathsvault.uk/keystones
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1. Number
What is the missing number: 43 + ? = 125
Answer: 82 -
2. Algebra
Simplify: 5x + 7x
Answer: 12x -
3. Geometry
Opposite = 12cm, adjacent = 11cm. Calculate the angle
Answer: 47.5° -
4. Ratio
Simplify the ratio 6:12
Answer: 1:2 -
5. Statistics
Calculate the range of: 60, 60, 74, 100, 37, 28
Answer: 72