Keystones — Bedrock
Five GCSE retrieval questions · 5 April 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄8 + 1⁄8
Answer: 1⁄4 -
2. Algebra
Simplify: 6x + 3x
Answer: 9x -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
In ratio 4:1, the difference between shares is 60. What are the shares?
Answer: 80 and 20 -
5. Statistics
Find the median of: 11, 8, 5, 5, 9
Answer: 8