Keystones — Cornerstone
Five GCSE retrieval questions · 19 February 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 50 + 30
Answer: 50 + 30 = 80 -
2. Algebra
What is the next term? 3, 6, 12, 24, ...
Answer: 48 -
3. Geometry
Opposite = 11cm, adjacent = 20cm. Calculate the angle
Answer: 28.8° -
4. Ratio
Calculate 50% of 140
Answer: 70 -
5. Statistics
Find the mean of: 14, 5, 13, 16
Answer: 12