Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 71 + 26
Answer: 71 + 26 = 97 -
2. Algebra
Simplify: 9x + 6x
Answer: 15x -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 10% of 21
Answer: 2.1 -
5. Statistics
Find the range of: 7, 28, 32, 32, 28
Answer: 25