Keystones — Cornerstone
Five GCSE retrieval questions · 12 May 2023 · mathsvault.uk/keystones
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1. Number
65000
Answer: 6.5 × 104 -
2. Algebra
Find the next term: 23, 25, 27, 29, ...
Answer: 31 -
3. Geometry
Opposite = 12cm, hypotenuse = 17cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Find 43% of 417
Answer: 179.31 -
5. Statistics
What is the probability of rolling a 5 on a fair die?
Answer: 1⁄6