Keystones — Cornerstone
Five GCSE retrieval questions · 18 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -12 + (0) + (-5)
Answer: -17 -
2. Algebra
Simplify: 9x + 2x
Answer: 11x -
3. Geometry
Calculate the hypotenuse when a = 6cm and b = 7cm
Answer: 9.22cm -
4. Ratio
Simplify: 10:4:8
Answer: 5:2:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2