Keystones — Cornerstone
Five GCSE retrieval questions · 10 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 699 + 278
Answer: 699 + 278 = 977 -
2. Algebra
What is the next term? 6, 24, 96, 384, ...
Answer: 1536 -
3. Geometry
Opposite = 11cm, adjacent = 9cm. Calculate the angle
Answer: 50.7° -
4. Ratio
Calculate 10% of 149
Answer: 14.9 -
5. Statistics
Calculate the mean of: 14, 36, 14, 47, 6, 5
Answer: 20.3