Keystones — Cornerstone
Five GCSE retrieval questions · 26 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 93 + 31
Answer: 93 + 31 = 124 -
2. Algebra
Solve: x + 7 = 13
Answer: x = 6 -
3. Geometry
Find the perimeter of a right triangle with sides 5cm and 12cm
Answer: 30cm -
4. Ratio
Simplify the ratio 24:9
Answer: 8:3 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6