Keystones — Bedrock
Five GCSE retrieval questions · 5 September 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 13 + 14
Answer: 13 + 14 = 27 -
2. Algebra
Simplify: 4x + 2x
Answer: 6x -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 3:2, the difference between shares is 26. What are the shares?
Answer: 78 and 52 -
5. Statistics
Find the mean of: 4, 19, 11, 3, 16
Answer: 10.6