Keystones — Cornerstone
Five GCSE retrieval questions · 7 January 2023 · mathsvault.uk/keystones
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1. Number
What is 4.4 + 6.85 + 0.47?
Answer: 4.4 + 6.85 + 0.47 = 11.72 -
2. Algebra
For y = x³ + 7, calculate y when x = 2
Answer: y = 15 -
3. Geometry
Opposite = 17cm, adjacent = 19cm. Calculate the angle
Answer: 41.8° -
4. Ratio
Calculate 10% of 95
Answer: 9.5 -
5. Statistics
Calculate the range of: 86, 91, 94, 43, 87, 42
Answer: 52