Keystones — Cornerstone
Five GCSE retrieval questions · 5 December 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 52 + 80
Answer: 52 + 80 = 132 -
2. Algebra
Solve: x + 6 = 18
Answer: x = 12 -
3. Geometry
Opposite = 17cm, adjacent = 8cm. Calculate the angle
Answer: 64.8° -
4. Ratio
Find 15% of 427
Answer: 64.05 -
5. Statistics
Find the mean of: 18, 12, 13, 10, 15
Answer: 13.6