Keystones — Cornerstone
Five GCSE retrieval questions · 26 July 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 87 + 45
Answer: 87 + 45 = 132 -
2. Algebra
What is the next term? 2, 6, 18, 54, ...
Answer: 162 -
3. Geometry
Opposite = 7cm, hypotenuse = 14cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify: 20:16:8
Answer: 5:4:2 -
5. Statistics
Find the range of: 23, 32, 13, 10, 24
Answer: 22