Keystones — Bedrock
Five GCSE retrieval questions · 25 April 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 6⁄9 + 2⁄9
Answer: 8⁄9 -
2. Algebra
Solve: x + 8 = 19
Answer: x = 11 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 76
Answer: 19 -
5. Statistics
Find the mean of: 16, 9, 10
Answer: 11.666666666667