Keystones — Bedrock
Five GCSE retrieval questions · 21 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 96 + 40
Answer: 96 + 40 = 136 -
2. Algebra
Simplify: 2x + 2x
Answer: 4x -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
In ratio 4:1, the difference between shares is 33. What are the shares?
Answer: 44 and 11 -
5. Statistics
Find the mean of: 11, 15, 10, 7, 20
Answer: 12.6