Keystones — Bedrock
Five GCSE retrieval questions · 17 March 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 51 + 42
Answer: 51 + 42 = 93 -
2. Algebra
Simplify: 3x + 5x
Answer: 8x -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 79
Answer: 7.9 -
5. Statistics
Find the mean of: 10, 10, 17
Answer: 12.333333333333