Keystones — Bedrock
Five GCSE retrieval questions · 9 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 11 + 30
Answer: 11 + 30 = 41 -
2. Algebra
Simplify: 4x + 4x
Answer: 8x -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 4:1, the difference between shares is 90. What are the shares?
Answer: 120 and 30 -
5. Statistics
Find the range of: 15, 13, 17, 23, 23
Answer: 10