Keystones — Bedrock
Five GCSE retrieval questions · 4 August 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 98 + 97
Answer: 98 + 97 = 195 -
2. Algebra
Simplify: 9x + 4x
Answer: 13x -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 20:15
Answer: 4:3 -
5. Statistics
Find the range of: 28, 7, 26, 17, 32
Answer: 25