Keystones — Bedrock
Five GCSE retrieval questions · 28 December 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 2.4 + 1.1
Answer: 2.4 + 1.1 = 3.5 -
2. Algebra
Simplify: 9x + 7x
Answer: 16x -
3. Geometry
Opposite = 12cm, hypotenuse = 13.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 10:4
Answer: 5:2 -
5. Statistics
Find the mean of: 6, 11, 12
Answer: 9.6666666666667