Keystones — Bedrock
Five GCSE retrieval questions · 8 July 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄5 + 3⁄5
Answer: 4⁄5 -
2. Algebra
Factorise: 40x + 30
Answer: 5(8x + 6) -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
In ratio 4:3, the difference between shares is 24. What are the shares?
Answer: 96 and 72 -
5. Statistics
Find the mean of: 6, 6, 6, 7
Answer: 6.25